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China Good quality 15kw 20HP Variable Frequency Oil Free Screw Air Compressor with Great quality

Product Description

15kw 20hp variable frequency oil free screw air compressor

Motor
The motor with protection class IP54is used, the insulation class is F grade,and the bearing is made of SwedishSKF heavy bearing.

Air end
Adopting twin-screw main engine, largerotor and low speed design, new 5:6asymmetric rotor tooth profile, brandbearing, determines the excellent performance of the whole machine.

Intake valve
The red star intake valve can automaticallyadjust the gas volume according to the requirements of the system gas consumption,reducing operating costs.

MPV

Made of aluminum, it has outstanding antirust performance. With check function.The stable setting of the opening pressureensures that sufficient circulation pressureis established in the system to ensure lubrication of the machine body.

 

Cooling system
Feature:Large cooler system
Advantage:Axial flow Fan used forgood cooling effect
Benefit:Allow ambient temperature at 52″C.

Smart display screen
Feature:Intelligent control systemAdvantage:10 inch monitor to showall the date
Benefit:Simple operation and trouble free

Oil and gas separator
With the Apuda oil and gas separator,the rigorous oil and gas separationfilter can reduce the oil content of theexhaust gas in the compressor andthe fuel   consumption of the unit.

The durable pipe system
The galvanized pipe is more durable, sturdy, longer, longer, and durable.

 

Specification
Model Working Pressure Air Delivery Motor Power Type of Driving Type of Cooling Dimension(mm) Weight Output pipe
psig bar cfm m3/min kw/hp L W H (kg) Diameter
GLDS-10A 100 7 38.8 1.1 7.5/10 Driect driven Air Cooling 850 650 800 240 3/4″
116 8 35.3 1
145 10 30 0.85
181 12.5 24.7 0.7
GLDS-15A 100 7 63.6 1.8 11/15 1050 700 1000 450 3/4″
116 8 58.3 1.65
145 10 53 1.5
181 12.5 45.9 1.3
GLDS-20A 100 7 84.7 2.4 15/20 1050 700 1000 450 3/4″
116 8 77.7 2.2
145 10 74.2 2.1
181 12.5 63.6 1.8
GLDS-25A 100 7 109.5 3.1 18.5/25 1250 850 1100 620 1″
116 8 102.4 2.9
145 10 95.3 2.7
181 12.5 81.2 2.3
GLDS-30A 100 7 134.2 3.8 22/30 1250 850 1100 620 1″
116 8 127.1 3.6
145 10 113 3.2
181 12.5 88.3 2.5
GLDS-40A 100 7 187.1 5.3 30/40 1350 850 1040 680 1-1/2″
116 8 176.6 5
145 10 151.8 4.3
181 12.5 127.1 3.6
GLDS-50A 100 7 233 6.6 37/50 1550 1571 1330 850 1-1/2″
116 8 218.9 6.2
145 10 201.3 5.7
181 12.5 162.4 4.6
GLDS-60A 100 7 282.5 8 45/60 1550 1571 1330 850 1-1/2″
116 8 271.9 7.7
145 10 243.6 6.9
181 12.5 211.9 6
GLDS-75A 100 7 370.8 10.5 55/75 1950 1270 1620 1800 2″
116 8 346 9.8
145 10 307.2 8.7
181 12.5 257.8 7.3
GLDS-100A 100 7 480.2 13.6 75/100 1950 1270 1620 1900 2″
116 8 459 13
145 10 399 11.3
181 12.5 356.6 10.1
GLDS-125A 100 7 572 16.2 90/125 2450 1600 1740 1950 2″
116 8 543.8 15.4
145 10 466.1 13.2
181 12.5 395.5 11.2
Motor Efficiency Class:   Ultraefficient/IE3/IE2 as per your required
Motor Protection Class:   IP23/IP54/IP55 or as per your required
Certification:  CE/ISO9001
Voltage:  380V/3PH/50HZ/60HZ,   220V/3PH/50HZ/60HZ,   400V/3PH/50HZ/60HZ,   440V/3PH/50HZ/60HZ,   415V/3PH/50HZ/60HZ,   230V/3PH/50HZ/60HZ,  dual voltage is also ok

Equipment manufacturing industry: spray painting, spray washing machine, mechanical retreat mold, driving the assembly tools, drilling machine, hammer, lifting driving, combined tools, reamer, run run run, riveter screwdriver rotary drive, forging, metal forming press run operation, blasting, spraying, transmission, driving technology process.
Automobile manufacturing industry: spray cleaning parts, driving the assembly tool, fixture tools, lifting hoist crane, pneumatic control, forging hammer pressing workshop, casting workshop, metal workshop blast spray.
Beverage factory: running, bottle washing machine barrel turn, cHangZhou machine internal spraying, cleaning, food industrial used gas drying bottle, automatic operation, ash dust.
Cement manufacturing: Lime storage ventilation, cement slurry stirring and driving, cement bag clean sealing driving, raw material mixing, tipper operation, cleaning equipment, clinker cooling, conveying of cement and coal, cement kiln cleaning, vehicle and vessel handling, lifting and hoisting device, pneumatic control.
Chemical plant: ventilation and mixing, separation tower with gas, cleaning equipment, combustion gas, transportation, lifting liquid, spraying and cleaning pipe, pneumatic control, process gas, liquid transport.
Power plant: air cleaning pipeline, blowing smoke scale, cleaning of boiler and condenser pipe, jet cleaning, coal, sewage removal transmission, pneumatic control.
Hydropower plant maintenance: engine control, lock, drive controller, drive lubrication pump, driving lock, starting control, cleaning rubbish net.
The food industry (general application): mixing liquid, fermentation tank with gas (oxygen), cleaning equipment, with nozzle with nozzle cleaning container transport, food, raw materials, filtration dehydration.
Forging shop: oxygen skin, door, air curtain lifting hoist and hoist, driving the bending and straightening machine, driving clutch brake and a clamping device, the driving hammer, drive the fuel regulator.
Casting: hot metal car positioning, cleaning equipment, transporting sand, drive pneumatic tools, ramming machine, grinding machine, lifting hoist and elevator, pneumatic pick, tamping machine, steel than the brush, sandblasting, sieve sand, mud core.
Glass factory: blow bottle and glass, blow lamp and electronic tube, combustion gas, raw material, light transmission glass etching and drilling, conveying the glass, pneumatic control, vacuum hanging board.
Iron and steel plant: stirring the solution, oxygen with gas, HangZhou gas, converter with skip positioning, a sediment chamber drilling, unloading bags, open hearth CHINAMFG flue cleaning, driving clutch and brake, drive door, driving loading and transporting device, drive lubrication system, drive pneumatic tools, pneumatic pick, grinding wheel machine, lifting hoist and hoist, sandblasting, blast furnace, vacuum degassing furnace.
Wood, furniture processing: spray cleaning, gas lifting, bending, straightening, disseminated wood clamping clamp, pneumatic tools, carving tools, drilling machine, polishing machine, polishing machine, sand blasting, spray painting, spray device.
Sheet metal workshop: stirring the solution, transportation, jet cleaning, drive chip packaging press, driving plate chuck clutch and positioner, pneumatic tools, pneumatic pick, finishing hammer, drill, grinding wheel machine, crane and elevator, combination tools, riveting machine, sand blasting, spray, spray paint, lubricant container leakage detecting.
The mine ventilation gas, drilling: big hole, gas water removal, filtration fine crumbs, pneumatic hoist driven rock drill rig,,, blow hole, piling machine, drilling machine.
Oil refinery: combustion gas, emptying and cleaning oil, crane and elevator, drive control system, catalyst recycle, sandblasting, painting.
Papermaking factory: clean air equipment, crane and hoist, pool anti icing, roll feeding, pressing paper products, drive clutch, drive off paper machine, paper feeding through the machine, pneumatic control, pressure head box, demolition, removal of waste paper head box, vacuum drying.
Pharmaceutical manufacturers: mixing liquid, antibiotic fermentation with gas (oxygen), transmission of raw materials, raw materials, mixing and stirring driven, pneumatic control, air jet pulverization, spray drying, vacuum drying and vaporization of liquid, transmission.
Plant maintenance: jet cleaning, drive tools (hammer, concrete vibrator, drill, grinding wheel machine, crane, paving stone machine, riveter, oxide skin to wrench, winding machine, sand blasting, spray), metal, spray, spray system.
Textile factory: mixing liquid, gas lifting, moist, operation pressure accumulator, spray, spray system, transfusion.
Rubber factory: clean mold and mechanical devices, gas lifting, demoulding, mold, pneumatic control, spraying.

ZheJiang GLADES MACHINERY EQUIPMENT CO.,LTD.is located in HangZhou -logistics city , with the advantage of rapid transportation of goods. The company covers an area  of more than 20 thousand square meters.with an annual output value of 6 million US dollars and fixed assets more than 10 million US dollars.

Glades’s primary businesses focus in following key areas:Oil-injected rotary screw compressors (Fixed speed and variable speed; normal and low pressure),Oil free screw air compressors (Scroll type, dry type, water-lubricated type),Energy Saving Screw Air Compressor(PM VSD screw air compressor,Two Stage Screw Air Compressor,Scroll screw air compressor),Portable screw air compressors ( electric motor powered),Air treatment equipment (Air dryers, air filters and air receiver tank) .At Glades, we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air products for all industries. All of our products are designed for reliable performance, easy maintenance, and maximum energy efficiency. Glades has been exporting to more than 35 countries across the globe.
Upholding the core concept of “Reliable Carrying Trust”, ZheJiang Glades strives to provide the most reliable products and services through continuous innovation, so that customers can continue to obtain the maximum value for their returns.
Advantages:
Large displacement: Displacement 10% higher than ordinary piston compressor.
Energy-saving: Compared with piston air compressor, this series of models for the new national standard 2 energy efficiency products, excellent energy saving.
Easy to operate: 24 hours unattended all day work, free load automatically start, full load automatically shut down.
Strong stability:Under long time working, displacement and pressure stable, no crash phenomenon, low failure rate.

FAQ:
Q1:Where is your factory located?
A:Our factory is located in HangZhou city which nears HangZhou port about 2 hours.

Q2:How many air compressors do you produce everyday?
A: We can produce 100 pieces everyday.

Q3: Can you use our brand?
A: Yes, OEM/ODM is available.

Q4:How about your after-sales service?
  a.Provide customers with installation and commissioning online instructions. 
  b.Well-trained engineers available to overseas service. 
  c.CHINAMFG agents and after service available.

Q5:What’s your delivery time?
Generally 15 to 20 days, if urgently order, pls contact our sales in advance.

Q4: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in Glades air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available.

5.All kinds of technical documents in different languages.

 

After-sales Service: 24 Hours Online Service
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Customization:
Available

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air compressor

Can Water-Lubricated Compressors Be Used in High-Pressure Applications?

Water-lubricated compressors can be used in high-pressure applications, but there are certain considerations and limitations to keep in mind. Here’s a detailed explanation:

Water-lubricated compressors are typically designed for lower to medium-pressure ranges. They are commonly used in applications where the required discharge pressure does not exceed a certain threshold, typically up to a few hundred pounds per square inch (psi). However, there are specialized water-lubricated compressors available that can handle higher pressures, depending on the specific design and construction.

The ability of a water-lubricated compressor to operate at high pressures depends on several factors:

  1. Compressor Design: The design and construction of the compressor play a crucial role in determining its maximum pressure rating. Compressors designed for high-pressure applications need to have robust components, such as reinforced casings, high-strength materials, and proper sealing mechanisms to withstand the elevated pressures. Special attention should be given to the design of the water-lubricated bearing system to ensure it can handle the increased loads and pressures.
  2. Water Supply and Cooling: High-pressure compressors generate more heat during the compression process, requiring efficient cooling mechanisms to maintain safe operating temperatures. Sufficient water supply and cooling capacity must be available to handle the increased heat load. Adequate flow rates, temperature control, and cooling methods, such as water jackets or external cooling systems, may be necessary to prevent overheating and ensure proper lubrication and cooling of the compressor components.
  3. Water Quality: The quality of the water used for lubrication becomes even more critical in high-pressure applications. Any impurities, contaminants, or minerals present in the water can cause increased wear, corrosion, or blockages, jeopardizing the compressor’s performance and reliability. Water treatment or filtration systems may be required to maintain the desired water quality and prevent damage to the compressor.
  4. Sealing and Leakage Control: As the pressure increases, it becomes more challenging to maintain effective sealing and prevent leakage in the compressor system. Proper sealing mechanisms, such as high-quality seals and gaskets, are essential to ensure minimal leakage and maintain the required pressure levels. Adequate monitoring and maintenance of the sealing components are necessary to prevent energy losses and ensure the compressor’s efficiency.

It’s worth noting that for extremely high-pressure applications, water-lubricated compressors may not be the most suitable choice. In such cases, alternative lubrication methods, such as oil or specialized lubricants, are often preferred to handle the extreme pressures and provide adequate lubrication and cooling.

When considering the use of water-lubricated compressors in high-pressure applications, it is crucial to consult with the compressor manufacturer or a qualified engineer to ensure that the chosen compressor model is specifically designed and rated for the desired pressure range. Proper installation, maintenance, and adherence to the manufacturer’s guidelines are essential to ensure the safe and efficient operation of the compressor in high-pressure conditions.

air compressor

Can Water-Lubricated Compressors Be Integrated into Existing Systems?

Yes, water-lubricated compressors can be integrated into existing systems, but certain considerations need to be taken into account. Here’s a detailed explanation of integrating water-lubricated compressors into existing systems:

Space and Compatibility:

  • Physical Space: Before integrating a water-lubricated compressor into an existing system, it’s important to assess the available physical space. Water-lubricated compressors may require additional components such as water pumps, filters, and separators, which need to be accommodated within the existing system layout.
  • Compatibility: Compatibility between the water-lubricated compressor and the existing system is crucial. Factors such as pressure ratings, flow rates, electrical requirements, and control systems should be evaluated to ensure a seamless integration. It may be necessary to make modifications or upgrades to the existing system to achieve compatibility.

Water Supply:

  • Water Source: Integrating a water-lubricated compressor requires a suitable water source. The availability of a clean and reliable water supply should be assessed. The water source can be from a municipal water supply, a well, or other water storage systems depending on the specific requirements of the compressor.
  • Water Treatment: If the existing water supply does not meet the necessary quality standards for the water-lubricated compressor, water treatment systems may need to be installed. Water treatment can involve filtration, softening, or chemical treatment to ensure the water is clean and suitable for lubrication.

Installation and Configuration:

  • Professional Installation: Integrating a water-lubricated compressor into an existing system typically requires professional installation. Qualified technicians or engineers with experience in water-lubricated compressors should handle the installation process to ensure proper configuration and alignment with the existing system.
  • Piping and Connections: The installation may involve connecting the water-lubricated compressor to the existing piping system. Proper sizing, materials, and connections should be used to maintain the integrity of the system and prevent leaks or pressure losses.

System Performance and Optimization:

  • System Evaluation: After integrating the water-lubricated compressor, it’s important to evaluate the overall performance of the system. This includes assessing the compressor’s efficiency, lubrication effectiveness, cooling capacity, and any potential impacts on the existing components.
  • System Adjustments: Depending on the findings of the system evaluation, adjustments or fine-tuning may be necessary to optimize the performance of the integrated water-lubricated compressor. This can involve adjusting operating parameters, control settings, or making additional modifications to enhance system efficiency and reliability.

Overall, integrating water-lubricated compressors into existing systems is possible with proper planning, evaluation, and professional installation. Considering factors such as space availability, compatibility, water supply, installation requirements, and system optimization will help ensure a successful integration and the effective operation of the water-lubricated compressor within the existing system.

air compressor

Advantages of Using Water as a Lubricant in Air Compressors

Water can be used as a lubricant in air compressors, offering several advantages over traditional lubricants such as oils or synthetic lubricants. Here are some of the advantages:

  1. Cost-effective: Water is a readily available and inexpensive resource, making it a cost-effective lubricant option for air compressors. Compared to oils or synthetic lubricants, water is significantly cheaper, which can result in cost savings for businesses and industries that heavily rely on air compressors.
  2. Environmentally friendly: Water is a non-toxic and environmentally friendly lubricant. It does not contain harmful chemicals or pollutants that can contribute to air or water pollution. Using water as a lubricant in air compressors reduces the risk of contamination and minimizes the environmental impact associated with traditional lubricants.
  3. Improved heat dissipation: Water has excellent heat transfer properties. It can absorb and dissipate heat more efficiently compared to oils or synthetic lubricants. Air compressors generate heat during operation, and using water as a lubricant helps to dissipate this heat effectively, preventing overheating and prolonging the lifespan of the compressor.
  4. Reduced fire hazard: Compared to oils or synthetic lubricants, water has a significantly higher flash point, which means it is less likely to ignite or contribute to fire hazards. This fire-resistant property of water makes it a safer lubricant choice, especially in environments where fire safety is a concern.
  5. Lower maintenance requirements: Water does not leave behind sticky residues or deposits, as some oils or synthetic lubricants might. This characteristic reduces the maintenance requirements of air compressors. It simplifies the cleaning process and reduces the frequency of lubricant changes, resulting in reduced downtime and maintenance costs.

Overall, using water as a lubricant in air compressors can offer significant advantages in terms of cost-effectiveness, environmental friendliness, heat dissipation, fire safety, and maintenance requirements.

China Good quality 15kw 20HP Variable Frequency Oil Free Screw Air Compressor with Great qualityChina Good quality 15kw 20HP Variable Frequency Oil Free Screw Air Compressor with Great quality
editor by CX 2023-12-11

China Standard Used Oil Free AC Industrial Screw CHINAMFG Zr 110 Air Compressor supplier

Product Description

        CHINAMFG is renowned for designing and manufacturing the most durable oil-free tooth compressors. The ZR/ZT rotary tooth compressor comes out of this strong tradition. Ideal for industries where high-quality oil-free air is key, the ZR/ZT offers the highest reliability and safety in combination with low energy costs.
       Oil-free air is used in all kinds of industries where air quality is paramount for the end product and production process. These applications include food and beverage processing, pharmaceutical manufacturing, chemical and petrochemical processing, fermentation, wastewater treatment, pneumatic conveying, non-woven textile manufacturing and many more.
       With the ZR/ZT, we provide an all-in-1 standard package incorporating the latest technology in a built-tolast design. To further optimize your ZR/ZT’s performance or to simply tailor it to your specific production environment, optional features are available.
   

ZR/ZT110-275(FF)
Model Hz FAD Power Noise Weight
I/s M³/min cfm kw hp db(A) Standard FF
kg  Ibs kg Ibs
ZR110-7.5 50 318.2 19.1 674 110 150 69 2709 5972 2954 6512
ZR110-8.6 50 286.1 17.2 606 110 150 69 2709 5972 2954 6512
ZR110-10 50 266.5 16 565 110 150 69 2709 5972 2954 6512
ZR132-7.5 50 365.6 21.9 775 132 150 69 2900 6393 3145 6933
ZR132-8.6 50 326.4 19.6 692 132 150 69 2900 6393 3145 6933
ZR132-10 50 314.2 18.9 666 132 150 69 2900 6393 3145 6933
ZR145-7.5 50 391.6 23.5 830 145 200 70 2895 6382 3145 6933
ZR145-8.6 50 361.7 21.7 766 145 200 70 2895 6382 3145 6933
ZR145-10 50 334.5 20.1 709 145 200 69 2895 6382 3145 6933
ZR145-13 50 304 18.2 644 145 200 73 2895 6382 3145 6933
ZR160-7.5 50 472.2 28.3 1001 160 200 69 3760 8289 4670 15715
ZR160-8.6 50 435 26.1 922 160 200 69 3760 8289 4670 15715
ZR160-10 50 402.6 24.2 853 160 200 69 3760 8289 4670 15715
ZR200-7.5 50 602.1 36.1 1276 200 250 67 3860 8510 5230 11530
ZR200-8.6 50 551.6 33.1 1169 200 250 67 3860 8510 5230 11530
ZR200-10 50 506.2 30.4 1073 200 250 69 3860 8510 5230 11530
ZR250-7.5 50 717.6 43.1 1521 250 300 67 4310 9502 5680 12522
ZR250-8.6 50 683.8 41 1449 250 300 67 4310 9502 5680 12522
ZR250-10 50 622.5 37.4 1319 250 300 67 4310 9502 5680 12522
ZR250-13³ 50 514.9 30.9 1091 250 300 70 4310 9502    
ZR275-7.5 50 774.1 46.4 1640 275 350 67 4640 15719 6571 13250
ZR275-8.6 50 716.7 43 1518 275 350 67 4640 15719 6571 13250
ZR275-10 50 683.5 41 1448 275 350 67 4640 15719 6571 13250
ZR275-13³ 50 561.8 33.7 1190 275 350 70 4640 15719    
ZT110-7.5 50 306.9 18.4 650 110 150 71 3654 8056 4146 9140
ZT110-8.6 50 286.2 17.2 606 110 150 71 3654 8056 4146 9140
ZT110-10 50 266.9 16 566 110 150 71 3654 8056 4146 9140
ZT132-7.5 50 363.1 21.8 769 132 150 72 3845 8477 4355 9601
ZT132-8.6 50 325.2 19.5 689 132 150 72 3845 8477 4355 9601
ZT132-10 50 313.3 18.8 664 132 150 72 3845 8477 4355 9601
ZT145-7.5 50 387.3 23.2 821 145 200 72 3840 8466 4350 9590
ZT145-8.6 50 358.4 21.5 759 145 200 72 3840 8466 4350 9590
ZT145-10 50 332.3 19.9 704 145 200 72 3840 8466 4350 9590
ZT160-7.5 50 465.5 27.9 986 160 200 77 5150 11354 5590 12324
ZT160-8.6 50 428.3 25.7 908 160 200 77 5150 11354 5590 12324
ZT160-10 50 396.3 23.8 840 160 200 78 5150 11354 5590 12324
ZT200-7.5 50 568.4 34.1 1204 200 250 78 5250 11574 6150 13558
ZT200-8.6 50 521.7 31.3 1105 200 250 78 5250 11574 6150 13558
ZT200-10 50 499.6 30 1059 200 250 78 5250 11574 6150 13558
ZT250-7.5 50 706.3 42.4 1497 250 300 77 5700 12566 6600 14450
ZT250-8.6 50 673.5 40.4 1427 250 300 78 5700 12566 6600 14550
ZT250-10 50 613.9 36.8 1301 250 300 78 5700 12566 6600 14550
ZT275-7.5 50 738.1 44.3 1564 275 350 77 6030 13294 7080 15609
ZT275-8.6 50 706.3 42.4 1497 275 350 78 6030 13294 7080 15609
ZT275-10 50 673.1 40.4 1426 275 350 78 6030 13294 7080 15609

After-sales Service: Online Support
Warranty: 12 Months
Lubrication Style: Oil-free
Cooling System: Water Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Customization:
Available

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air compressor

Can Water-Lubricated Air Compressors Be Used in Cold Climates?

Water-lubricated air compressors can be used in cold climates, but there are certain considerations and precautions to keep in mind. Here’s a detailed explanation of using water-lubricated air compressors in cold climates:

Freezing of Water:

  • Potential for Freezing: In cold climates, the water used for lubrication in water-lubricated compressors can freeze, which can cause operational issues and damage to the equipment. Freezing can occur in the water supply lines, lubrication system, or water jackets if the temperature drops below the freezing point of water.
  • Water Temperature: It is important to ensure that the water temperature remains above freezing throughout the compressor system. This can be achieved by using insulation, heat tracing, or heaters to maintain adequate water temperature. Monitoring the water temperature and implementing appropriate heating measures are crucial to prevent freezing-related problems.

Protection and Insulation:

  • Protecting External Components: External components of water-lubricated compressors, such as valves, fittings, and pipes, may be exposed to cold temperatures. Insulating these components can help prevent freezing and ensure their proper functioning. Insulation materials, such as foam wraps or heat tapes, can be used to provide thermal protection.
  • Water Supply Lines: Water supply lines that feed the compressor should be properly insulated and protected from freezing temperatures. Insulation can help maintain the water temperature and prevent freezing within the supply lines. Additionally, measures such as burying the supply lines below the frost line or using heat tracing cables can offer further protection against freezing.

Alternative Lubrication Methods:

  • Oil-Lubricated Compressors: In extremely cold climates, where freezing is a significant concern, using oil-lubricated compressors instead of water-lubricated ones may be a more practical option. Oil-based lubrication systems are less prone to freezing and can provide reliable operation in colder temperatures. However, it is important to consider the specific requirements and limitations of oil-lubricated compressors for the intended application.

Manufacturer Recommendations:

  • Consulting the Manufacturer: It is crucial to consult the manufacturer’s guidelines and recommendations regarding the use of water-lubricated compressors in cold climates. Manufacturers may provide specific instructions, modifications, or alternative solutions to ensure the safe and efficient operation of their equipment under cold weather conditions.

By implementing proper insulation, heating measures, and following the manufacturer’s guidance, water-lubricated air compressors can be used effectively in cold climates. It is important to assess the specific requirements of the application and consider the potential challenges associated with freezing temperatures to ensure the reliable and safe operation of the water-lubricated compressor system.

air compressor

What Is the Role of Filtration in Water-Lubricated Air Compressors?

Filtration plays a crucial role in water-lubricated air compressors, serving several important purposes. Here’s a detailed explanation of the role of filtration in water-lubricated air compressors:

Contaminant Removal:

  • Particle Filtration: Filtration systems in water-lubricated air compressors are designed to remove particles and contaminants from the water. These can include sediment, rust, debris, and other solid particles that may be present in the water supply. Removing these contaminants is essential to prevent blockages, clogging, and damage to the compressor components.
  • Oil Removal: In some cases, water used in compressors may contain traces of oil or hydrocarbons. Filtration systems can also help remove oil and hydrocarbon contaminants from the water, ensuring that the lubrication system remains clean and effective.

Protection of Components:

  • Lubrication System: Filtration prevents contaminants from reaching the lubrication system of water-lubricated air compressors. This helps maintain the cleanliness and integrity of the lubricant, ensuring optimal lubrication performance and minimizing wear on the compressor’s moving parts. Clean and filtered water can enhance the efficiency and lifespan of the compressor’s lubrication system.
  • Heat Exchangers and Cooling Systems: Water-lubricated compressors often rely on heat exchangers and cooling systems to regulate the temperature of the compressed air and the compressor itself. Filtration helps protect these components by preventing the accumulation of debris and contaminants that can hinder heat transfer and reduce the cooling efficiency. Clean water free from particles and contaminants promotes effective heat exchange and cooling.

Prevention of System Fouling:

  • Scaling and Deposits: Filtration systems also help prevent scaling and deposits that can occur when water with high mineral content or hardness is used. These deposits can accumulate on the internal surfaces of the compressor, heat exchangers, or other components, reducing their efficiency and potentially causing operational issues. By removing impurities and controlling mineral content, filtration minimizes the risk of scaling and deposits.

Extended Equipment Lifespan:

  • Component Protection: By effectively removing contaminants, filtration systems contribute to the protection and longevity of water-lubricated air compressor components. Clean and filtered water reduces the risk of component wear, corrosion, fouling, and blockages, ultimately extending the lifespan of the compressor and reducing maintenance and replacement costs.

Regular Maintenance and Monitoring:

  • Filter Replacement: Filtration systems require regular maintenance, including the replacement or cleaning of filters. The frequency of filter replacement depends on factors such as water quality, usage conditions, and the specific requirements of the compressor manufacturer. Regular maintenance ensures that the filtration system continues to effectively remove contaminants and protect the compressor components.
  • Monitoring Water Quality: Alongside filtration, monitoring the quality of the water used in water-lubricated compressors is essential. This can involve periodic water analysis, measurement of key parameters such as pH or conductivity, and visual inspections. Monitoring helps identify any changes in water quality or potential issues with the filtration system, allowing for timely maintenance or corrective actions.

In summary, filtration plays a critical role in water-lubricated air compressors by removing contaminants, protecting components, preventing system fouling, and extending equipment lifespan. By maintaining clean and filtered water, filtration systems contribute to the efficient operation, reliability, and longevity of water-lubricated compressors.

air compressor

Are Water Lubrication Air Compressors More Environmentally Friendly?

Water lubrication in air compressors offers several environmental benefits compared to traditional lubrication methods. Here are some reasons why water lubrication is considered more environmentally friendly:

  1. Non-toxic and biodegradable: Water is a natural substance that is non-toxic and biodegradable. It does not contain harmful chemicals or additives that can pollute the air or water systems. When water lubricants are used in air compressors, there is a reduced risk of environmental contamination.
  2. Reduced air pollution: Traditional lubricants, such as oils or synthetic lubricants, can release volatile organic compounds (VOCs) into the air during operation. VOCs contribute to air pollution and can have detrimental effects on human health and the environment. Water lubrication eliminates the release of VOCs, resulting in improved air quality and reduced air pollution.
  3. Minimized water pollution: Water lubrication does not introduce additional pollutants into water systems. Unlike oils or synthetic lubricants, water does not leave behind harmful residues or contaminants that can contaminate water sources. This helps to protect aquatic ecosystems and maintain water quality.
  4. Energy efficiency: Water lubrication can contribute to energy efficiency in air compressors. Water has excellent heat transfer properties, allowing for efficient dissipation of heat generated during compressor operation. By effectively managing heat, water lubrication helps to reduce energy consumption and improve overall compressor efficiency.
  5. Sustainable resource: Water is a renewable resource that is readily available in nature. Unlike oil or synthetic lubricants, which require extraction and processing, water can be sourced sustainably. This reduces the reliance on finite resources and promotes a more sustainable approach to lubrication in air compressors.

Overall, water lubrication in air compressors is considered more environmentally friendly due to its non-toxic nature, reduced air and water pollution, energy efficiency, and sustainable resource usage.

China Standard Used Oil Free AC Industrial Screw CHINAMFG Zr 110 Air Compressor supplier China Standard Used Oil Free AC Industrial Screw CHINAMFG Zr 110 Air Compressor supplier
editor by CX 2023-11-28

China supplier Industrial AC Power Stationary Motor Direct Driven Oilless Electrical Oil Free Rotary Screw Air Compressor Screw Blower with Best Sales

Product Description

Product description

Model  High-efficiency screw blower special airend.
•Using the world’s advanced molding lines, the rotor has undergone advanced coating technology, Effectively protect the rotor from rust.
• Labyrinth seal and screw seal assembly to ensure oil-free air, up to to class 0 level.
• Unique lubricating and oil draining channels ensure that bearings and gears are Good lubrication and cooling, while improving the efficiency of the airend.
• Direct drive, built-in gear box in the main engine. more than belt drive Increase efficiency and reliability, and no lossy parts.

High-efficiency oil-cooled permanent magnet motor
• Forced oil cooling motor, low temperature rise, low noise, efficiency reaches 96.7% exceeding IE4 level.
• Protection class IP65, no loss of magnetism at 180ºC, suitable for harsher working conditions
• small volume.

High efficiency air intake filter
Adopt Germany MANN original air intake filter, filtration accuracy 2u, ensure the cleanliness of the air intake of the main engine and prolong the life of the main engine.

Low noise
Equipped with a muffler with small pressure loss to reduce exhaust noise, and a specially designed noise reduction and sound insulation cover, which is specially muffled for intake and exhaust.
 

1 Model DHH75BS
2 Type Fixed permanent magnet series oil-free screw blower
3 Dimensions(Length*width*height) 1900*1250*1720mm
4 Installation method Fixed installation without foundation
5 Rated displacement 24.7m3/min
6 Pressure adjustment range 120 kPa
8 Exhaust gas temperature 130ºC
9 Compression level Single-stage
10 Transfer method Direct
11 Compressed oil consumption 20 L
12 Cooling method Wind cold
13 Cooling air volume 4400 m3/h
14 Ambient temperature 0 ~ 45 ºC
15 Noise ≤85 dB(A)
16 Power 22 kW
17 Voltage 380/50 V/HZ
18 Start method Frequency conversion start
19 Motor protection level IP65
20 Insulation class F
21 Fan power 0.86 kW
22 Gas outlet pipe diameter DN200 PN1.0

Technical Parameters

Model Exhaust pressure (kpa) 40 50 60 70 80 90 100 110 120 130 140 150 Dimensions(mm) Exhaust diameter
DHH-XXX-BS Air Delivery(m3/min) 8.68 7.40 6.20 5.5.60 5.00 4.60 5.70 5.20 4.80 4.40 4.00 6.00 1266*980*1510 DN125 PN1.6
Power(kW) 11 11 11 11 11 11 15 15 15 15 15 22
Air Delivery(m3/min) 11.50 10.30 8.90 8.20 7.50 6.30 9.41 8.60 8.00 7.30 6.50 8.60
Power(kW) 15 15 15 15 15 15 22 22 22 22 22 30
Air Delivery(m3/min) / / / 10.50 9.91 10.00 / / / 9.20 8.70 /
Power(kW) / / / 18.5 18.5 22 / / / 30 30 /
Air Delivery(m3/min) 21.60 21.40 18.10 / / / 20.10 15.50 18.10 / / 14.50 1900*1250*1720 DN200 PN1.0
Power(kW) 18.5 22 22 / / / 37 30 37 / / 45
Air Delivery(m3/min) 24.20 28.70 25.92 16.50 14.60 18.10 25.30 19.10 20.20 14.70 17.20 16.90
Power(kW) 22 30 30 22 22 30 45 37 45 37 45 55
Air Delivery(m3/min) 33.10 34.40 31.60 23.10 20.50 23.70 30.80 23.50 25.10 18.00 19.50 24.70
Power(kW) 30 37 37 30 30 37 55 45 55 45 55 75
Air Delivery(m3/min) 40.50 40.60 38.30 28.22 25.74 28.22   28.10 33.10 22.80 28.10 /
Power(kW) 37 45 45 37 37 45 / 55 75 55 75 /
Air Delivery(m3/min) / / / 31.10 30.00 34.60 / 37.60 / 30.00 / /
Power(kW) / / / 45 45 55 / 75 / 75 / /
Air Delivery(m3/min) / / / 43.00 38.00 / / / / / / /
Power(kW) / / / 55 55 / / / / / / /
Air Delivery(m3/min) 50.50 53.00 46.80 59.50 55.00 50.00 44.40 50.00 43.10 41.10 34.30 30.00 2352*1500*2140 DN300 PN0.6
Power(kW) 45 55 55 75 75 75 75 90 90 90 90 90
Air Delivery(m3/min) 65.2 / 60.00 / 65.50 56.00 55.00 / 51.50 48.20 40.80 41.00
Power(kW) 55 / 75 / 90 90 90 / 110 110 110 110
Air Delivery(m3/min) / / / / / / / / / 59.60 55.00 48.60
Power(kW) / / / / / / / / / 132 132 132
Air Delivery(m3/min) / 73.50 79.00 75.30 / 77.20 73.50 64.20 64.00 71.00 75.00 62.10 2352*1600*2641 DN300 PN0.6
Power(kW) / 75 90 90 / 110 110 110 132 160 160 160
Air Delivery(m3/min) 82.10 83.50 90.40 88.00 80.50 83.30 80.00 75.20 75.50 89.1 81.5 76.90
Power(kW) 75 90 110.00 110 110 132 132 132 160 185 185 185
Air Delivery(m3/min) 92.10 100.00   101.00 97.10 97.60 92.00 80.20 96.5 96.4 90.5 81.30
Power(kW) 90 110   132 132 160 160 160 185 200 200 200
Air Delivery(m3/min) 129.70 129.50 109.10 118.70 108.50 118.10 107.90 107.60 107.30 107.00 106.70 106.40 3500*2255*2370 DN350 PN1.0
Power(kW) 110 132 132 160 160 185 185 185 200 220 250 250
Air Delivery(m3/min) 150.00 162.70 139.40 139.10 128.50 128.20 117.80 117.50 117.20 116.90 126.70 126.40
Power(kW) 132 160 160 185 185 200 200 220 220 250 280 280
Air Delivery(m3/min) / / 162.40 149.60 138.80 138.50 127.90 137.90 127.30 127.00 137.00 136.70
Power(kW) / / 185 200 200 220 220 250 250 280 315 315
Air Delivery(m3/min) /   / 162.10 149.30 161.50 148.70 148.40 137.60 147.80 147.50 147.20
Power(kW) / / / 220 220 250 250 280 280 315 355 355
Air Delivery(m3/min) / / / / 161.80 / 161.20 160.90 160.60 160.20 / /
Power(kW) / / / / 250 / 280 315 315 355 / /

Oil-injected screw compressor

Advantages: The pressure is stable, and it can be post-installed to remove water, dust and bacteria;
Disadvantages: Exhaust gas contains a lot of oil, causing pollution to the cloth, which does not meet the production requirements of melt-blown cloth.

Roots screw blower

Advantages: The exhaust does not contain oil or water
Disadvantages: The exhaust temperature is too low, contrary to the temperature requirements of the mold spinneret, which originally required heating and constant temperature, but he sent cooling air, which is likely to cause unstable melting temperature. The spinneret contains crystals, dust, and Bacteria, the pressure is unstable, because of its characteristic is that there is no pressure ratio, the outlet pressure is 80kpa, if you want to add sterilization and pre-dust removal, it will cause insufficient pressure, and the spinner does not form or block.

Oil-free screw blower

Advantages: stable pressure (40kpa ~ 150kpa variable frequency adjustable), high exhaust temperature (outlet 120 degrees Celsius), helps to constant melting temperature, can be oil-free, water-free, dust-free, sterile
Disadvantages: the price is more expensive

Comprehensive comparison of the performance of various types of blowers

Certificate

Project Case

As a new environmental protection and energy saving product, oil-free screw blower can be widely used in various industries. The main industries are:

1. Water treatment
Mainly used for aeration to fully mix water and reactants
Industry: Municipal / industrial wastewater treatment, electronics industry, papermaking, metallurgy, leather, printing and dyeing, etc.

2. Transportation
Mainly used for light particle powder and line conveying
Industry: Production of cement, lime powder, titanium dioxide chemical fiber micronets, etc.

3. Biological fermentation and breeding
Mainly used for oxygen supply and stirring
Industry: Food, brewing, breeding oxygen supply, cement / smelting desulfurization and denitrification, etc.

3. Powder conveying
Mainly used for powder transportation of light particles
Industry: Production of cement, lime powder, titanium dioxide, etc.

Customer Feedback

Packaging and Shipping

Our workers pack the tested air compressors in wooden cases. After the packaging is completed, the air compressor will be transported to the port and then shipping to the world.

Company Profile

Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers’ teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society. 

Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.

Dehaha continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly to reach the business principle “Energy Saving First, Mutual Value Shared”. The production line of CHINAMFG is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment,etc.

Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.

Our Service

1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang and all distributors’depots. 
6.All kinds of technical documents in different languages.

Why choose us?

1.Quality Guarantee
With more than 24 years industry experience and our compressor approved by CE, ISO9001, SGS, And TUV test.The raw materials are strictly inspected and Some key parts are imported from overseas.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

2.Warranty Period
The complete machines are proviede with one-year warranty, and the compressor air end with Two-year warranty and lifetime maintenance(With the exception of wearing parts)

3. Installation and Commissioning
Provied customers with installation and commissioning instructions,and all service-providing personnel are strictly trained technically by our company.

4.After -sales Services
Our company has service network in world, giving prompt replies to customers after notified within 24~48hours for troubleshooting.

5.Spare Parts
Our company always supply spare parts on most favorable terms.

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou(Close to ZheJiang ), China, more than 24 years.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
      2. Well-trained engineers available to overseas service.
      3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q8. How do you control quality ?
A: 1.The raw materials are strictly inspected
      2. Some key parts are imported from overseas
      3.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

After-sales Service: Online Support
Warranty: 24months
Lubrication Style: Lubricated
Customization:
Available

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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Are the Key Components of a Water-Lubrication System in Compressors?

A water-lubrication system in compressors typically consists of several key components that work together to provide lubrication and cooling to the compressor. Here’s a detailed explanation of the key components of a water-lubrication system in compressors:

Water Supply:

  • Water Source: The water-lubrication system requires a water source that provides clean and suitable water for lubrication. The water can be sourced from various places such as municipal water supply, well water, or treated water from a dedicated water treatment system.
  • Water Inlet: The water inlet is the entry point where water enters the compressor’s lubrication system. It may include valves, filters, or other components to regulate and control the water flow.

Lubrication System:

  • Water Jackets: Water jackets are channels or passages built into the compressor’s housing or cylinder walls. These jackets allow water to circulate and come into direct contact with the compressor’s moving parts, providing lubrication and cooling. The water jackets help dissipate heat generated during compression and prevent excessive temperatures that could damage the compressor.
  • Water Pump: The water pump is responsible for circulating water through the water jackets and the entire lubrication system. It provides the necessary pressure to ensure adequate water flow and distribution to the compressor’s components.
  • Flow Control Devices: Flow control devices, such as valves or flow restrictors, are often included in the water-lubrication system to regulate and control the water flow rate. These devices help maintain optimal water pressure and flow throughout the system, ensuring effective lubrication and cooling.
  • Water Filters: Water filters are used to remove impurities, sediment, or debris from the water before it enters the lubrication system. They help prevent blockages, protect the compressor’s components from damage, and maintain the quality of the water used for lubrication.
  • Water Separator: A water separator is a component that removes excess water, moisture, or condensate from the compressed air. It ensures that the compressed air leaving the compressor is dry and free from excess water content, preventing potential issues such as corrosion or contamination downstream.

Control and Monitoring:

  • Temperature Sensors: Temperature sensors are used to monitor the temperature of the water and the compressor components. They provide feedback to the control system, allowing for adjustments in water flow or cooling measures if required to maintain optimal operating conditions.
  • Pressure Sensors: Pressure sensors are employed to monitor the water pressure within the lubrication system. They help ensure that the water flow and pressure are within the desired range, allowing for proper lubrication and cooling of the compressor.
  • Control System: A control system, which may include a combination of sensors, valves, and controllers, is responsible for regulating and maintaining the operation of the water-lubrication system. It can monitor various parameters, such as temperature, pressure, and flow, and make adjustments as needed to ensure efficient and safe operation.

Regular maintenance, inspection, and monitoring of the key components of the water-lubrication system are essential to ensure its proper functioning and to prevent any issues that could affect the performance and longevity of the compressor.

air compressor

Are There Any Potential Water-Related Issues with These Compressors?

Yes, there are potential water-related issues that can arise with water-lubricated compressors. Here’s a detailed explanation of some of the common water-related issues associated with these compressors:

Corrosion:

  • Internal Corrosion: Water-lubricated compressors are susceptible to internal corrosion due to the presence of water within the system. If the water used is not properly treated or if corrosion prevention measures are insufficient, the internal components of the compressor can corrode over time. Corrosion can lead to reduced performance, component damage, and the potential for leaks or system failures.
  • External Corrosion: External components such as piping, valves, and fittings can also be affected by corrosion if exposed to water and moisture. Corrosion on these external surfaces can lead to compromised integrity, leaks, and reduced system efficiency.

Water Quality:

  • Water Contaminants: The quality of the water used in water-lubricated compressors is crucial. If the water contains contaminants such as sediment, debris, oil, or chemicals, it can negatively impact the performance and reliability of the compressor. Contaminants can cause blockages, clogging, increased wear on components, reduced lubrication effectiveness, and potential damage to the compressor.
  • Water Hardness: Water hardness, characterized by high mineral content, can lead to scaling and deposits within the compressor and associated components. Scaling can restrict flow, impede heat transfer, and reduce the efficiency of the compressor. It can also contribute to fouling and corrosion issues.

Water Treatment and Filtration:

  • Inadequate Water Treatment: Insufficient or improper water treatment can lead to various issues. If the water is not adequately treated for contaminants, hardness, or pH levels, it can result in accelerated corrosion, scaling, fouling, and reduced lubrication effectiveness. Inadequate water treatment can also contribute to increased maintenance requirements and decreased overall compressor performance.
  • Filtration System Issues: Filtration systems play a crucial role in removing contaminants from the water. However, if the filtration system is not properly maintained, filters become clogged or damaged, or if there are design or installation issues, it can lead to inadequate filtration and compromised water quality. This can result in the accumulation of contaminants, reduced lubrication performance, and potential damage to the compressor.

Water Supply and Availability:

  • Insufficient Water Supply: Water-lubricated compressors rely on a consistent and reliable water supply. If the water supply is insufficient in terms of flow rate, pressure, or quality, it can impact the compressor’s operation and performance. Inadequate water supply can lead to inadequate lubrication, reduced cooling capacity, and increased wear on components.
  • Water Source Availability: The availability of a suitable water source is essential for water-lubricated compressors. In certain locations or applications, accessing clean water or meeting specific water quality requirements may pose challenges. Lack of a suitable water source can limit the feasibility or effectiveness of using water-lubricated compressors.

It is important to address these potential water-related issues by implementing proper water treatment, corrosion prevention measures, regular maintenance of filtration systems, and monitoring of water quality. Adhering to manufacturer guidelines, performing regular inspections, and taking proactive measures can help mitigate these issues and ensure the reliable and efficient operation of water-lubricated compressors.

air compressor

Are There Any Downsides to Using Water-Lubricated Air Compressors?

While water-lubricated air compressors offer several advantages, there are also some downsides to consider when using this type of compressor. Here are a few potential drawbacks associated with water-lubricated air compressors:

  1. Water quality requirements: Water-lubricated compressors are highly dependent on the quality of the water used for lubrication. The water should be free from contaminants, minerals, and impurities that can affect the compressor’s performance or cause corrosion. Ensuring the consistent availability of high-quality water may require additional filtration or treatment processes, which can add complexity and cost to the system.
  2. Increased maintenance: Compared to oil-lubricated compressors, water-lubricated models may require more frequent maintenance. Regular checks, cleaning, and monitoring of the water system are necessary to prevent blockages, maintain proper water flow, and ensure the cleanliness of the compressor. This increased maintenance requirement can result in higher operational costs and more downtime for maintenance activities.
  3. Potential for corrosion: While water itself is not corrosive, certain water conditions, such as high mineral content or low pH levels, can promote corrosion within the compressor system. Corrosion can lead to component damage, reduced efficiency, and the need for repairs or replacements. Implementing corrosion prevention measures, such as water treatment or the use of corrosion-resistant materials, may be necessary to mitigate this risk.
  4. Compatibility limitations: Water-lubricated compressors may have limitations when it comes to compatibility with certain materials or gases. For example, in applications where the compressed air comes into contact with sensitive materials or requires specific gas purity, the use of water as a lubricant may not be suitable. In such cases, alternative lubrication methods or compressor types may be more appropriate.
  5. Environmental considerations: While water is generally considered environmentally friendly, the disposal of used water from the compressor system may require proper wastewater management. Depending on local regulations and requirements, additional steps may be needed to ensure compliant and environmentally responsible disposal of the water used for lubrication.

Despite these potential downsides, water-lubricated air compressors continue to be used in various industries and applications due to their specific advantages and suitability for certain environments. It is important to carefully evaluate the specific requirements, operating conditions, and maintenance considerations of a given application to determine whether a water-lubricated compressor is the most suitable choice.

China supplier Industrial AC Power Stationary Motor Direct Driven Oilless Electrical Oil Free Rotary Screw Air Compressor Screw Blower with Best SalesChina supplier Industrial AC Power Stationary Motor Direct Driven Oilless Electrical Oil Free Rotary Screw Air Compressor Screw Blower with Best Sales
editor by CX 2023-11-27

China factory Piston Air Compressor Price Electric Silent Oil Free Air Compressor Price Double Screw Air Compressor air compressor CHINAMFG freight

Product Description

Product Description
Features
1. Complete variety and series:
The 0.5 ~ 0.7MPA series designed by modern concepts to the rehabilitation air compressor is used to gather new technological achievements of micro -small air compressors domestic and abroad.

2. Technical agglomeration, comprehensive performance of machinery:

The optimized design of the air valve can effectively reduce exhaust resistance and exhaust temperature, and increase the exhaust volume. Design a reasonable aluminum cylinder head, high heat dissipation CHINAMFG to achieve rapid heat dissipation, effectively reduce exhaust temperature, and reduce energy consumption. Use intake dumplings or exhaust load unloading devices to effectively reduce energy consumption.
Oil strikes are used to strike oil to form splashing oil fog, lubricating bearing tiles and bearing, and reliable operation.
3.Close to the actual needs of users:The complete series of products, the exhaust volume has been from small to large, which meets the needs of air mechanical and gas such as air -drifting machines such as pneumatic rock drills. There are diverse structures, suitable for different users. Low -quality, low investment costs.

Product specifications series parameters

Model HV-4.0/5 HS-4.5/6 HS-4.5/6C

Item

 Engine displacement m/min 4 4.5 4.5
Discharge pressure Mpa 0.5 0.6 0.6
Crankshaft speedr/min 970 980 980
Cylinders×cylinder diameter 
z×mm		 4×120 4×120 4×120
Piston stroke mm 100 112 112
Volume of gas storage tank L 230 200 230
Supporting motivation L32diesel engine or
18.5kW,2pole motor		 25kW,
6pole motor		 QC490G
35kW
diesel engine
Pressure control mode Inlet Close
 		 Inlet Close
 		 Inlet Close
 
Lubricating mode splashing Oil pump forced pressure
And oil strike splash		 Elastic sleeve pin coupling directly connected
Cooling mode Air cooling Air cooling Air cooling
Driving mode Clutch, triangular belt Elastic sleeve pin coupling directly connected Clutch, reducer Elastic sleeve pin coupling
Dimension(mm) 1900×1070×1260 1460×924×1210 2030×945×1560
Total weight(kg)
diesel engine		 580 — 630
Total weight(kg)
eclectic engine		 540 550 —

 

Model 2V-4.0/5C 2V-4.0/5P 2V-4.0/5

Item

 Engine displacement m/min 4 4 4
Discharge pressure Mpa 0.5 0.5 0.5
Crankshaft speedr/min 980 980 980
Cylinders×cylinder diameter 
z×mm		 4×125 4×125 4×125
Piston stroke mm 100 100 100
Volume of gas storage tank L 230 230 230
Supporting motivation QC490G
35kW
Four-cylinder diesel engine		 HS400
27kW Single-cylinder diesel engine		 22kW,
6pole motor
Pressure control mode Inlet Close
 		 Inlet Close
 		 Inlet Close
 
Lubricating mode splashing splashing splashing
Cooling mode Air cooling Air cooling Air cooling
Driving mode Clutch, reducer Elastic sleeve pin coupling Clutch, triangular belt Elastic sleeve pin coupling directly connected
Dimension(mm) 2120×895×1560 2100×945×1285 1900×930×1235
Total weight(kg)
diesel engine		 680 492 680
Total weight(kg)
eclectic engine		     580

 

 

 

FAQ

Q1: What’s your delivery time?
A: 15 days to produce, within 3 days if in stock.
 
Q2: What’s methods of payments are accepted?
A: We agree T/T ,L/C , West Union ,Money Gram ,Paypal.
 
Q3: What about the shipments and package?
A: 40′ container for 2 sets, 20′ container for 1 set, 
Machine in nude packing, spare parts in standard export wooden box.
 
Q4: Have you got any certificate?
A:We have got ISO,CE certificate.
 
Q5: How to control the quality?
A: We will control the quality by ISO and CE requests.
 
Q6: Do you have after-sale service and warranty service ?
A: Yes, we have.We can supply instruction for operation and maintenance.If necessary, we can send our engineer to repair the machine in your company.
Warranty is 1 year for the machine.
 
Q7: Can I trust your company ?
 A: Our company has been certificated by Chinese government,and verified by SGS Inspection Company

 

After-sales Service: Online
Lubrication Style: Oil-free
Cooling System: Air Cooling
Customization:
Available

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Estimated freight per unit.





about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Are the Safety Considerations When Using Water-Lubricated Compressors?

When using water-lubricated compressors, it is important to prioritize safety to prevent accidents, ensure the well-being of personnel, and maintain the integrity of the equipment. Here’s a detailed explanation of the safety considerations:

  1. Electrical Safety: Compressed air systems, including water-lubricated compressors, often involve electrical components and connections. Ensure that the electrical systems are properly installed, grounded, and protected according to applicable electrical codes and regulations. Regularly inspect electrical components, such as motors, switches, and wiring, for any signs of damage or wear that could pose electrical hazards.
  2. Pressure Safety: Water-lubricated compressors can operate at high pressures, presenting potential hazards. Follow the manufacturer’s guidelines and ratings to ensure that the compressor is operated within its specified pressure limits. Install and maintain pressure relief valves to prevent overpressurization and ensure the safe release of excess pressure. Regularly inspect pressure gauges, fittings, and connections for leaks, damage, or signs of degradation.
  3. Heat and Cooling Safety: Compressed air systems generate heat during the compression process, and proper cooling is essential to maintain safe operating temperatures. Ensure that cooling mechanisms, such as water jackets or external cooling systems, are functioning correctly and provide adequate cooling capacity. Monitor and control the temperature of the compressed air and the cooling water to prevent overheating and minimize the risk of equipment damage or failure.
  4. Water Quality and Treatment: The quality of the water used for lubrication is crucial for the performance and safety of water-lubricated compressors. Impurities, contaminants, or minerals in the water can lead to corrosion, blockages, or reduced lubrication effectiveness. Implement appropriate water treatment or filtration systems to maintain the desired water quality. Regularly monitor water quality and perform necessary maintenance and treatment to prevent potential safety and performance issues.
  5. Maintenance and Inspection: Establish a routine maintenance and inspection program for the water-lubricated compressor system. Regularly inspect the compressor, water distribution system, filters, and other components for any signs of wear, damage, or deterioration. Follow the manufacturer’s recommended maintenance procedures, including lubrication, filter replacement, and system checks. Promptly address any identified issues to prevent safety hazards and maintain the reliable operation of the compressor.
  6. Training and Personal Protective Equipment (PPE): Proper training of personnel who operate and maintain water-lubricated compressors is essential for safety. Ensure that operators and maintenance personnel are trained on the safe operation of the equipment, emergency procedures, and hazard identification. Provide appropriate personal protective equipment (PPE), such as safety glasses, gloves, and hearing protection, to minimize the risk of injuries from potential hazards, including high-pressure water, rotating parts, or noise.

It is important to consult applicable safety regulations, codes, and guidelines specific to your location and industry when using water-lubricated compressors. Additionally, follow the manufacturer’s instructions, warnings, and safety recommendations provided with the equipment to ensure the safe operation of water-lubricated compressors and mitigate potential risks.

air compressor

How Do You Troubleshoot Common Problems with Water-Lubrication Systems?

When encountering common problems with water-lubrication systems, it is essential to follow a systematic troubleshooting approach. Here’s a detailed explanation of the steps involved in troubleshooting common issues with water-lubrication systems:

Step 1: Identify the Problem:

The first step is to identify the specific problem or symptom that is affecting the water-lubrication system. Common problems may include inadequate lubrication, water leaks, abnormal noises, or reduced system performance. Understanding the specific issue will help in determining the appropriate troubleshooting steps.

Step 2: Check Water Supply:

Verify that there is a proper water supply to the system. Ensure that the water source is connected and flowing adequately. Check for any obstructions or restrictions in the water lines that may be affecting the water flow to the lubrication system.

Step 3: Inspect Water Filters and Strainers:

Water filters and strainers are used in water-lubrication systems to remove debris and impurities from the water. Inspect these filters and strainers for clogs or blockages that may be hindering the water flow. Clean or replace the filters as necessary to ensure proper water filtration.

Step 4: Verify Water Pressure:

Check the water pressure within the system to ensure it falls within the recommended range. Low water pressure can result in inadequate lubrication, while high water pressure can cause leaks or damage to the system. Use a pressure gauge to measure the water pressure and adjust it if necessary according to the manufacturer’s guidelines.

Step 5: Examine Water-Lubrication Components:

Closely inspect the various components of the water-lubrication system, including the water pump, distribution lines, lubrication points, and seals. Look for signs of wear, damage, or misalignment that may be contributing to the problem. Tighten loose connections and replace any damaged or worn-out components as needed.

Step 6: Check for Air in the System:

Air trapped within the water-lubrication system can affect its performance. Bleed the system to remove any trapped air. Follow the manufacturer’s instructions for bleeding air from the system, which typically involves opening specific valves or vents until a steady flow of water is achieved.

Step 7: Inspect Cooling Mechanisms:

Water-lubrication systems often incorporate cooling mechanisms, such as heat exchangers or radiators, to dissipate excess heat. Inspect these cooling components for blockages, corrosion, or leaks that may be compromising their effectiveness. Clean or repair the cooling mechanisms as necessary to ensure proper heat dissipation.

Step 8: Consult Manufacturer Documentation:

If the troubleshooting steps above do not resolve the problem, refer to the manufacturer’s documentation, such as the user manual or technical specifications. These resources may provide specific troubleshooting guidelines, diagnostics, or additional maintenance procedures for the water-lubrication system.

Step 9: Seek Professional Assistance:

If the problem persists or if the troubleshooting steps are beyond your expertise, it is advisable to seek professional assistance. Contact the manufacturer’s technical support or consult a qualified technician with experience in water-lubrication systems. They can provide expert guidance and assistance in resolving complex issues.

By following these troubleshooting steps, you can effectively identify and address common problems encountered in water-lubrication systems, ensuring optimal performance and reliability.

air compressor

How Is Water Quality Crucial for the Performance of These Compressors?

Water quality plays a crucial role in the performance of water-lubricated air compressors. The quality of the water used for lubrication directly impacts the efficiency, reliability, and lifespan of these compressors. Here are the key reasons why water quality is essential for optimal compressor performance:

  1. Lubrication effectiveness: Water serves as the lubricant in water-lubricated air compressors. The water forms a protective film between moving parts, reducing friction and wear. However, if the water contains impurities or contaminants, it can compromise the lubricating properties. Impurities like minerals, sediments, or dissolved solids can hinder the formation of an effective lubricating film, leading to increased friction and potential damage to the compressor components.
  2. Corrosion prevention: Water with high mineral content, such as hard water, can promote corrosion within the compressor system. Minerals like calcium and magnesium can react with metal surfaces, leading to rust, scale formation, and degradation of internal components. Corrosion compromises the structural integrity of the compressor, reduces its efficiency, and may result in costly repairs or even premature failure.
  3. Preventing blockages: Poor water quality can result in the accumulation of sediments, debris, or contaminants within the compressor system. These deposits can block water passages, filters, or valves, impeding the flow of water and affecting the overall performance of the compressor. Restricted water flow may lead to inadequate cooling, reduced lubrication, and compromised efficiency.
  4. Preventing fouling and fouling-related issues: Fouling refers to the accumulation of organic or inorganic deposits on heat transfer surfaces, such as heat exchangers or radiators, within the compressor system. Poor water quality can contribute to fouling, reducing heat transfer efficiency and impairing the cooling capacity of the compressor. This can result in elevated operating temperatures, decreased performance, and potential damage to the compressor.
  5. System cleanliness: Clean water is crucial for maintaining a clean and sanitary compressor system, especially in industries like food and beverage or medical applications. Contaminated water can introduce harmful bacteria, microorganisms, or particles into the compressor, posing a risk to product quality, safety, or patient well-being.

To ensure optimal performance and longevity of water-lubricated air compressors, it is important to monitor and maintain the quality of the water used for lubrication. Regular water analysis, proper filtration, and appropriate water treatment measures should be employed to remove impurities, control mineral content, and maintain the desired water quality. By ensuring clean and high-quality water, the compressor can operate efficiently, minimize the risk of component damage, and contribute to a reliable and safe compressed air system.

China factory Piston Air Compressor Price Electric Silent Oil Free Air Compressor Price Double Screw Air Compressor air compressor CHINAMFG freightChina factory Piston Air Compressor Price Electric Silent Oil Free Air Compressor Price Double Screw Air Compressor air compressor CHINAMFG freight
editor by CX 2023-11-20

China OEM Oil Free Air Compressor Oilless Industry Single Screw Air Comopressors Tr30A/W 30kw with Hot selling

Product Description

Lead Time

Product Description

TR30A/WL 0.4Mpa 4Bar 6.7m3/min 30KW screw type energy-saving low pressure oil free air compressor

Specifications
 

Model Maximum working Pressure FAD Motor Power Noise Pipe diameters of cooling water in and out Quantity of  Quantity of lubricating water Dimension Weight Air outlet
cooling water
 Inlet water L*W*H
32ºC 
Mpa M3/min KW/HP DB  T/H L mm KG
TR30A/WL 0.4 6.7 30/40 66 1 1/2″ 7 50 1650*1180*1505(A)
15.4) optimized design, large rotor, low rotary speed (within 3000r/min), without the gearbox.

direct connection drive, it has a lower rotary speed and longer life compared with dry oil-free screw air compressor(10000r/min-20000r/min).

12. Automatic Cleaning System

The function of automatic water exchange and automatic system cleaning can be realized, and the interior of the compressor is more clean and sanitary.
 

Introduction

Company Information

Package Delivery

 

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Lubrication Style: Oil-free
Cooling System: Water Cooling
Power Source: AC Power
Structure Type: Closed Type
Installation Type: Stationary Type
Type: Single Screw Compressor
Samples:
US$ 9500/set(s)
1 set(s)(Min.Order)

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Request Sample

Customization:
Available

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air compressor

How Do Water-Lubricated Air Compressors Contribute to Energy Savings?

Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:

  1. Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
  2. Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
  3. Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
  4. Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
  5. Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.

By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.

air compressor

Are There Any Restrictions on the Type of Water Used in Water-Lubricated Compressors?

When it comes to water-lubricated compressors, there are certain restrictions and considerations regarding the type of water that can be used. Here’s a detailed explanation of the restrictions on the type of water used in water-lubricated compressors:

Water Quality:

  • Cleanliness: The water used in water-lubricated compressors should be clean and free from excessive impurities or contaminants. Impurities like sediment, minerals, or debris can cause blockages, wear, or damage to the compressor components. It is important to use water that meets the cleanliness requirements specified by the manufacturer.
  • Chemical Composition: The chemical composition of the water can also be a factor to consider. Water with high mineral content or hardness can lead to scale formation, which can affect the performance and lifespan of the compressor. Water treatment methods, such as water softening or filtration, may be necessary to maintain the desired water quality.

Water Temperature:

  • Freezing Point: In cold climates, it is important to ensure that the water used in the compressor’s lubrication system does not freeze. Freezing can cause operational issues and damage to the equipment. The water temperature should be maintained above freezing point through insulation, heating, or other suitable methods.
  • Temperature Range: Water-lubricated compressors may have specific temperature requirements to ensure optimal operation and lubrication. Operating the compressor with water temperatures outside the recommended range can affect its performance and lifespan. It is important to adhere to the manufacturer’s guidelines regarding the acceptable temperature range for the water used.

Water Treatment:

  • Water Treatment Systems: Depending on the quality of the available water supply, it may be necessary to use water treatment systems to ensure the water meets the required standards. Water treatment systems can help remove impurities, control chemical composition, and maintain the desired water quality for effective lubrication and cooling.
  • Water Treatment Frequency: Regular maintenance and monitoring of the water treatment systems are essential to ensure their effectiveness. The frequency of water treatment, such as filtration or chemical treatment, may vary depending on the specific conditions and the water quality in the area.

Manufacturer Recommendations:

  • Consulting the Manufacturer: It is important to consult the manufacturer’s guidelines and recommendations regarding the type of water to be used in water-lubricated compressors. Manufacturers may specify the acceptable water quality parameters, treatment methods, or restrictions to ensure optimal performance and longevity of the compressor.

By considering the cleanliness, chemical composition, temperature, and appropriate water treatment measures, the type of water used in water-lubricated compressors can be optimized to meet the requirements specified by the manufacturer. Adhering to these restrictions helps ensure efficient and reliable operation of the compressor while minimizing the risk of component damage or performance issues.

air compressor

Are Water Lubrication Air Compressors More Environmentally Friendly?

Water lubrication in air compressors offers several environmental benefits compared to traditional lubrication methods. Here are some reasons why water lubrication is considered more environmentally friendly:

  1. Non-toxic and biodegradable: Water is a natural substance that is non-toxic and biodegradable. It does not contain harmful chemicals or additives that can pollute the air or water systems. When water lubricants are used in air compressors, there is a reduced risk of environmental contamination.
  2. Reduced air pollution: Traditional lubricants, such as oils or synthetic lubricants, can release volatile organic compounds (VOCs) into the air during operation. VOCs contribute to air pollution and can have detrimental effects on human health and the environment. Water lubrication eliminates the release of VOCs, resulting in improved air quality and reduced air pollution.
  3. Minimized water pollution: Water lubrication does not introduce additional pollutants into water systems. Unlike oils or synthetic lubricants, water does not leave behind harmful residues or contaminants that can contaminate water sources. This helps to protect aquatic ecosystems and maintain water quality.
  4. Energy efficiency: Water lubrication can contribute to energy efficiency in air compressors. Water has excellent heat transfer properties, allowing for efficient dissipation of heat generated during compressor operation. By effectively managing heat, water lubrication helps to reduce energy consumption and improve overall compressor efficiency.
  5. Sustainable resource: Water is a renewable resource that is readily available in nature. Unlike oil or synthetic lubricants, which require extraction and processing, water can be sourced sustainably. This reduces the reliance on finite resources and promotes a more sustainable approach to lubrication in air compressors.

Overall, water lubrication in air compressors is considered more environmentally friendly due to its non-toxic nature, reduced air and water pollution, energy efficiency, and sustainable resource usage.

China OEM Oil Free Air Compressor Oilless Industry Single Screw Air Comopressors Tr30A/W 30kw with Hot sellingChina OEM Oil Free Air Compressor Oilless Industry Single Screw Air Comopressors Tr30A/W 30kw with Hot selling
editor by CX 2023-11-17

China best CHINAMFG Rand Oil Free Screw Air Compressor 350-VSD supplier

Product Description

 

Ingersoll Rand Oil Free Screw Air Compressor
Model: 350-VSD
 

 

Ingersoll Rand (NYSE:IR) advances the quality of life by creating comfortable, sustainable and efficient environments. Our people and our family of brands-including Club Car , CHINAMFG Rand , CHINAMFG King and Trane -work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables; and increase industrial productivity and efficiency. We are a $13 billion global business committed to a world of sustainable progress and enduring results.
Ingersoll Rand, IR, the IR logo, PAC software, V-Shield and Ultra Coolant are trademarks of CHINAMFG Rand, its subsidiaries and/or affiliates. All other trademarks are the property of their respective owners. CHINAMFG Rand compressors are not designed, intended or approved for breathing air applications. CHINAMFG Rand does not approve specialised equipment for breathing air applications and assumes no responsibility or liability for compressors used for breathing air service. Nothing contained on these pages is intended to extend any warranty or representation, expressed or implied, regarding the product described herein. Any such warranties or other terms and conditions of sale of products shall be in accordance with CHINAMFG Rand’s standard terms and conditions of sale for such products, which are available CHINAMFG request. Product improvement is a continuing goal at CHINAMFG Rand. Any designs, diagrams, pictures, photographs and specifications contained within this document are for representative purposes only and may include optional scope and/or functionality and are subject to change without notice or obligation.

Our company’s purpose – to help make life better by relying on us – and the set of values that define us are the foundation of our company’s culture and success. We think and act like owners, taking responsibility for our own actions and always striving to care for our neighbors and create a brighter, healthier shared planet for everyone. We are committed to the success of our customers. Our goal is to operate with clarity and straightforwardness, building lifelong, ongoing and meaningful connections with our customers.

We are driven by a spirit of action and an entrepreneurial spirit of innovation and progress; we accept and embrace the many challenges that come with such responsibility. We speak honestly, admit mistakes, and always strive for openness and clarity. We have bold ambitions while moving CHINAMFG with humility and integrity, striving to earn trust every day. We have the expertise and experience to solve the toughest problems, but no matter how difficult the challenge, we are always sincere and humble. We are committed to fostering team innovation and cultivating and celebrating a culture that embraces diverse opinions, backgrounds and experiences. Employees who are driven by our purpose and values are an unstoppable force that strengthens our ability to deliver benefits to our stakeholders and ensure the long-term health and safety of our company.
Bestrand is a leading supplier of compressed air system. Past 10 years, we established very good partnership with CHINAMFG Rand. We have provided all kinds of products from CHINAMFG Rand include air compressor, after treatment, spare parts to customers all over the world. Pls feel free to contact us for a quote. 

 

Lubrication Style: Lubricated
Cooling System: Air Cooling or Water Cooling
Power Source: AC Power
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

|

air compressor

How Do Water-Lubricated Air Compressors Contribute to Energy Savings?

Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:

  1. Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
  2. Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
  3. Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
  4. Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
  5. Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.

By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.

air compressor

What Are the Considerations for Choosing Water-Lubricated vs. Oil-Lubricated Compressors?

When selecting between water-lubricated and oil-lubricated compressors, several considerations come into play. Here’s a detailed explanation of the key factors to consider when choosing between these two types:

Operating Environment:

  • Water Sensitivity: Water-lubricated compressors are well-suited for environments where water is readily available and can be easily supplied to the compressor system. On the other hand, oil-lubricated compressors are more suitable for applications where water is not readily available or where water contamination could pose a problem.
  • Cleanliness Requirements: If the application demands a high level of cleanliness, such as in certain manufacturing processes or cleanroom environments, water-lubricated compressors may be preferred. Water is inherently cleaner than oil and reduces the risk of oil contamination in sensitive operations.

Maintenance and Service:

  • Lubricant Replacement: Oil-lubricated compressors require regular oil changes and maintenance to ensure proper lubrication and performance. Water-lubricated compressors, on the other hand, eliminate the need for oil changes and associated maintenance tasks, simplifying the maintenance requirements.
  • Oil Contamination: Oil-lubricated compressors carry the risk of oil contamination in the compressed air system. This can be a concern in certain applications where oil contamination can negatively impact product quality or downstream equipment. Water-lubricated compressors reduce the risk of oil contamination, making them advantageous in such applications.

Environmental Impact:

  • Oil Disposal: Oil-lubricated compressors generate used oil that requires proper disposal in accordance with environmental regulations. Water-lubricated compressors eliminate the need for oil disposal, contributing to a reduced environmental impact.
  • Energy Efficiency: In terms of energy efficiency, water-lubricated compressors tend to have an advantage. Water has a higher specific heat capacity than oil, meaning it can absorb and dissipate heat more effectively. This can result in improved cooling efficiency and potentially lower energy consumption compared to oil-lubricated compressors.

Application-Specific Factors:

  • Operating Pressure: Water-lubricated compressors are generally suitable for lower to moderate operating pressures. Oil-lubricated compressors, on the other hand, can handle higher operating pressures, making them more appropriate for applications that require higher pressure levels.
  • Temperature Sensitivity: Water-lubricated compressors may have limitations in applications where low temperatures are encountered. Water freezing or becoming slushy can cause operational issues. Oil-lubricated compressors, with appropriate low-temperature oil formulations, can better handle such temperature-sensitive conditions.

Cost Considerations:

  • Initial Cost: Water-lubricated compressors generally have a lower initial cost compared to oil-lubricated compressors. This cost advantage can be attractive for applications with budget constraints.
  • Maintenance Cost: Over the long term, water-lubricated compressors may have lower maintenance costs due to the elimination of oil changes and associated maintenance tasks. However, it’s important to consider the specific maintenance requirements and costs associated with each type of compressor.

By considering these factors, including the operating environment, maintenance and service requirements, environmental impact, application-specific factors, and cost considerations, one can make an informed decision when choosing between water-lubricated and oil-lubricated compressors.

air compressor

Are There Any Downsides to Using Water-Lubricated Air Compressors?

While water-lubricated air compressors offer several advantages, there are also some downsides to consider when using this type of compressor. Here are a few potential drawbacks associated with water-lubricated air compressors:

  1. Water quality requirements: Water-lubricated compressors are highly dependent on the quality of the water used for lubrication. The water should be free from contaminants, minerals, and impurities that can affect the compressor’s performance or cause corrosion. Ensuring the consistent availability of high-quality water may require additional filtration or treatment processes, which can add complexity and cost to the system.
  2. Increased maintenance: Compared to oil-lubricated compressors, water-lubricated models may require more frequent maintenance. Regular checks, cleaning, and monitoring of the water system are necessary to prevent blockages, maintain proper water flow, and ensure the cleanliness of the compressor. This increased maintenance requirement can result in higher operational costs and more downtime for maintenance activities.
  3. Potential for corrosion: While water itself is not corrosive, certain water conditions, such as high mineral content or low pH levels, can promote corrosion within the compressor system. Corrosion can lead to component damage, reduced efficiency, and the need for repairs or replacements. Implementing corrosion prevention measures, such as water treatment or the use of corrosion-resistant materials, may be necessary to mitigate this risk.
  4. Compatibility limitations: Water-lubricated compressors may have limitations when it comes to compatibility with certain materials or gases. For example, in applications where the compressed air comes into contact with sensitive materials or requires specific gas purity, the use of water as a lubricant may not be suitable. In such cases, alternative lubrication methods or compressor types may be more appropriate.
  5. Environmental considerations: While water is generally considered environmentally friendly, the disposal of used water from the compressor system may require proper wastewater management. Depending on local regulations and requirements, additional steps may be needed to ensure compliant and environmentally responsible disposal of the water used for lubrication.

Despite these potential downsides, water-lubricated air compressors continue to be used in various industries and applications due to their specific advantages and suitability for certain environments. It is important to carefully evaluate the specific requirements, operating conditions, and maintenance considerations of a given application to determine whether a water-lubricated compressor is the most suitable choice.

China best CHINAMFG Rand Oil Free Screw Air Compressor 350-VSD supplier China best CHINAMFG Rand Oil Free Screw Air Compressor 350-VSD supplier
editor by CX 2023-11-16

China wholesaler CHINAMFG Rand Oil Free Screw Air Compressor H60 with Best Sales

Product Description

 

Ingersoll Rand Oil Free Screw Air Compressor
Model: H60

The reliable workhorse. Since its introduction in 1993, the CHINAMFG Rand oil-free rotary-screw compressor has earned a reputation for being a highly reliable supplier of pure air. Its rugged design sets the standard for efficiency and durability. With an CHINAMFG Rand oil-free rotary-screw compressor in your operation, you benefit from knowing you can run 24-hours a day, 7 days a week with virtually no downtime.  

 

 

 

Ingersoll Rand (NYSE:IR) advances the quality of life by creating comfortable, sustainable and efficient environments. Our people and our family of brands-including Club Car , CHINAMFG Rand , CHINAMFG King and Trane -work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables; and increase industrial productivity and efficiency. We are a $13 billion global business committed to a world of sustainable progress and enduring results.
Ingersoll Rand, IR, the IR logo, PAC software, V-Shield and Ultra Coolant are trademarks of CHINAMFG Rand, its subsidiaries and/or affiliates. All other trademarks are the property of their respective owners. CHINAMFG Rand compressors are not designed, intended or approved for breathing air applications. CHINAMFG Rand does not approve specialised equipment for breathing air applications and assumes no responsibility or liability for compressors used for breathing air service. Nothing contained on these pages is intended to extend any warranty or representation, expressed or implied, regarding the product described herein. Any such warranties or other terms and conditions of sale of products shall be in accordance with CHINAMFG Rand’s standard terms and conditions of sale for such products, which are available CHINAMFG request. Product improvement is a continuing goal at CHINAMFG Rand. Any designs, diagrams, pictures, photographs and specifications contained within this document are for representative purposes only and may include optional scope and/or functionality and are subject to change without notice or obligation.

Our company’s purpose – to help make life better by relying on us – and the set of values that define us are the foundation of our company’s culture and success. We think and act like owners, taking responsibility for our own actions and always striving to care for our neighbors and create a brighter, healthier shared planet for everyone. We are committed to the success of our customers. Our goal is to operate with clarity and straightforwardness, building lifelong, ongoing and meaningful connections with our customers.

We are driven by a spirit of action and an entrepreneurial spirit of innovation and progress; we accept and embrace the many challenges that come with such responsibility. We speak honestly, admit mistakes, and always strive for openness and clarity. We have bold ambitions while moving CHINAMFG with humility and integrity, striving to earn trust every day. We have the expertise and experience to solve the toughest problems, but no matter how difficult the challenge, we are always sincere and humble. We are committed to fostering team innovation and cultivating and celebrating a culture that embraces diverse opinions, backgrounds and experiences. Employees who are driven by our purpose and values are an unstoppable force that strengthens our ability to deliver benefits to our stakeholders and ensure the long-term health and safety of our company.
Bestrand is a leading supplier of compressed air system. Past 10 years, we established very good partnership with CHINAMFG Rand. We have provided all kinds of products from CHINAMFG Rand include air compressor, after treatment, spare parts to customers all over the world. Pls feel free to contact us for a quote. 

 

Lubrication Style: Lubricated
Cooling System: Air Cooling or Water Cooling
Power Source: AC Power
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

|

air compressor

How Do You Ensure Proper Water Lubrication in Air Compressors?

Proper water lubrication in air compressors is essential for maintaining their performance, efficiency, and longevity. Here’s a detailed explanation of how to ensure proper water lubrication:

  1. Use High-Quality Water: Start by using high-quality water for lubrication. Ideally, the water should be clean, free from impurities, and have the appropriate chemical composition. Impurities or contaminants in the water can lead to increased wear, corrosion, and blockages in the compressor. Water treatment or filtration systems may be necessary to ensure the desired water quality.
  2. Monitor Water Supply: Ensure a consistent and adequate water supply to the compressor. Monitor the flow rate and pressure of the water supply to ensure it meets the requirements of the compressor’s lubrication system. Insufficient water flow can lead to inadequate lubrication, increased friction, and potential damage to the compressor components.
  3. Implement Proper Water Cooling: Compressed air generates heat during the compression process, and effective cooling is crucial to maintain safe operating temperatures and proper water lubrication. Ensure that the cooling mechanisms, such as water jackets or external cooling systems, are properly designed and sized to provide adequate cooling capacity. Monitor and control the water temperature to prevent overheating and ensure optimal lubrication.
  4. Optimize Water Distribution: Proper water distribution within the compressor is essential for effective lubrication. Ensure that the water is evenly distributed to all the necessary lubrication points, such as the bearings or other moving parts. Proper design and installation of water distribution systems, including pipes, fittings, and nozzles, are important to achieve uniform water distribution and prevent any dry spots or inadequate lubrication.
  5. Regular Maintenance: Implement a regular maintenance schedule for the water lubrication system. This includes periodic inspection and cleaning of water filters, strainers, or screens to prevent clogging and maintain proper water flow. Check for any leaks or malfunctions in the water distribution system and promptly address them. Regularly monitor water quality and perform any necessary water treatment or filtration to maintain optimal lubrication conditions.
  6. Follow Manufacturer Guidelines: Always follow the manufacturer’s guidelines and recommendations for water lubrication. Manufacturers provide specific instructions regarding water quality, flow rates, cooling requirements, and maintenance procedures for their compressors. Adhering to these guidelines ensures that the compressor operates within its intended parameters and maintains proper water lubrication.

By following these practices, you can ensure proper water lubrication in air compressors, promoting efficient operation, minimizing wear and tear, and extending the lifespan of the equipment. Regular monitoring, maintenance, and adherence to manufacturer guidelines are crucial to optimize water lubrication and overall compressor performance.

air compressor

How Do Water-Lubricated Air Compressors Compare in Terms of Maintenance Costs?

When comparing water-lubricated air compressors to other types of compressors, there are several factors that can influence the maintenance costs. Here’s a detailed explanation of how water-lubricated air compressors compare in terms of maintenance costs:

Initial Investment:

  • Higher Initial Cost: Water-lubricated air compressors tend to have a higher initial cost compared to oil-lubricated compressors. This is primarily due to the additional components required for the water-lubrication system, such as water pumps, filters, and separators. The higher initial investment can impact the overall cost of the compressor system.

Lubrication System Maintenance:

  • Water Treatment and Filtration: Water-lubricated compressors may require additional maintenance for water treatment and filtration systems. Regular monitoring, maintenance, and replacement of filters or treatment media are necessary to ensure the water quality remains suitable for lubrication. The cost of water treatment and filtration maintenance should be considered in the overall maintenance costs.
  • Water Quality Monitoring: Monitoring the quality of the water used in water-lubricated compressors is crucial. This may involve periodic water analysis, temperature monitoring, and water chemistry checks. The cost of water quality monitoring should be factored into the maintenance costs.

Component Lifespan and Replacement:

  • Extended Component Lifespan: Proper water-lubrication and cooling can contribute to the extended lifespan of compressor components. Reduced friction, effective cooling, and contaminant control can minimize wear and damage to components, leading to lower replacement costs over time. Water-lubricated compressors may have advantages in terms of component longevity, potentially reducing the frequency of component replacements.

Corrosion Prevention:

  • Corrosion Protection Measures: Water-lubricated compressors require corrosion prevention measures due to the presence of water within the system. Corrosion-resistant materials, coatings, or regular maintenance procedures are necessary to prevent corrosion-related issues. The cost of implementing and maintaining corrosion protection measures should be considered in the overall maintenance costs.

Overall, the maintenance costs of water-lubricated air compressors can vary depending on factors such as the specific design and components of the compressor, the quality of the water used, the effectiveness of water treatment and filtration systems, and the implementation of corrosion prevention measures. While water-lubricated compressors may have higher initial costs and additional maintenance requirements, they can potentially offer advantages in terms of extended component lifespan, reduced component replacements, and effective lubrication. It is important to consider these factors and consult the manufacturer’s guidelines to accurately assess the maintenance costs associated with water-lubricated air compressors.

air compressor

Are Water Lubrication Air Compressors More Environmentally Friendly?

Water lubrication in air compressors offers several environmental benefits compared to traditional lubrication methods. Here are some reasons why water lubrication is considered more environmentally friendly:

  1. Non-toxic and biodegradable: Water is a natural substance that is non-toxic and biodegradable. It does not contain harmful chemicals or additives that can pollute the air or water systems. When water lubricants are used in air compressors, there is a reduced risk of environmental contamination.
  2. Reduced air pollution: Traditional lubricants, such as oils or synthetic lubricants, can release volatile organic compounds (VOCs) into the air during operation. VOCs contribute to air pollution and can have detrimental effects on human health and the environment. Water lubrication eliminates the release of VOCs, resulting in improved air quality and reduced air pollution.
  3. Minimized water pollution: Water lubrication does not introduce additional pollutants into water systems. Unlike oils or synthetic lubricants, water does not leave behind harmful residues or contaminants that can contaminate water sources. This helps to protect aquatic ecosystems and maintain water quality.
  4. Energy efficiency: Water lubrication can contribute to energy efficiency in air compressors. Water has excellent heat transfer properties, allowing for efficient dissipation of heat generated during compressor operation. By effectively managing heat, water lubrication helps to reduce energy consumption and improve overall compressor efficiency.
  5. Sustainable resource: Water is a renewable resource that is readily available in nature. Unlike oil or synthetic lubricants, which require extraction and processing, water can be sourced sustainably. This reduces the reliance on finite resources and promotes a more sustainable approach to lubrication in air compressors.

Overall, water lubrication in air compressors is considered more environmentally friendly due to its non-toxic nature, reduced air and water pollution, energy efficiency, and sustainable resource usage.

China wholesaler CHINAMFG Rand Oil Free Screw Air Compressor H60 with Best SalesChina wholesaler CHINAMFG Rand Oil Free Screw Air Compressor H60 with Best Sales
editor by CX 2023-11-09

China OEM Oil Free Screw Air Compressor Hot Sale manufacturer

Product Description

                        Oil Free Screw Air Compressor hot sale
Feature
1.Steam turbine compressor are driven by power supply from an industrial compressor,compress the air in an compressing cavity and then pressurize the compressed air.
 
2.Air compressor ,A precisely-made central bracket is used ti keep the motor aligned permanently with the air end.
 
3. A high resilient coupling is adopted to make the air compressor operate smoothly,and the elastomer is long in useful life.
 
4.The discharge pipe is double-wall corrugated pipe and the oil way uses a special high pressure hose which is resistant to temperature up to 125ºC.
 
5.Saving energy and protecting environment.
 
6.Stable quality and high durability.

Rotary Screw Air Compressor
  1. Belt driven double screw air compressor series 
  2. Direct driven double screw air compressor series
  3. Variable-frequency screw air compressor series
  4. Combined screw air compressor series
  5. Low pressure screw air compressor series
  6. Oil-free screw air compressor series
  7. Heat recovery screw air compressor series
  8. Special tunnel screw air compressor series
  9. Steam turbine screw air compressor series
10. Diesel portable screw air compressor series
11. Electric portable screw air compressor series
12. Low noise screw air compressor series
13. Scroll screw air compressor series
14. Large displacement screw air compressor series
15. Centrifugal screw air compressor series
  
electric and portable screw air compressor Compatible After-Treatment System
  1. Low pressure air tank
  2. High pressure air tank
  3. Pre-cooler
  4. After-cooler
  5. Oil-water Separator
  6. Pre-filter
  7. High temperature refrigerating dryer
  8. Precision filter
  9. Active carbonate filter
10. Super precision filter
 
Specification
 

Model YD-ERC10SA YD-ERC20SA YD-ERC30SA
Type of cooling                   water-cooling
Air delivery/
working pressure
(m³/ bar)		 1.0/8 2.2/8 3.6/8
0.85/10 2.1/10 3.2/10
 0.7/12.5     1.8/12.5  2.5/12.5 
Compressor Power (kw) 7.5 15 22
  Precision filter model END012 END571 END038
Weight(kg) 680 810 930
Cooling air volume(m3/min)
 		 32.5 50 110
Pipe connection size 3/4″ 1″ 11/2″
 

 Compressor in customers factory

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

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air compressor

What Is the Role of Water Separators in Water-Lubricated Compressors?

In water-lubricated compressors, water separators play a crucial role in maintaining the integrity and performance of the compressed air system. Here’s a detailed explanation of their role:

Water separators, also known as moisture separators or condensate separators, are components within the compressed air system that are specifically designed to remove water or moisture from the compressed air stream. They help ensure that the compressed air remains dry and free from excessive moisture, which can cause various issues in the system and downstream equipment.

The primary role of water separators in water-lubricated compressors is to separate and remove water that is present in the compressed air due to the compression process and condensation. Here’s how they accomplish this:

  1. Condensate Separation: During the compression of air, moisture present in the air is compressed along with the air molecules. As the compressed air cools down after the compression stage, the moisture condenses into liquid form. Water separators are designed to efficiently separate this condensate from the compressed air stream, preventing it from entering downstream equipment, pipelines, or end-use applications.
  2. Gravity and Centrifugal Separation: Water separators utilize various separation principles to separate the condensate from the compressed air. Gravity-based separators rely on the difference in density between the water droplets and the compressed air to allow the water to settle at the bottom of the separator, where it can be drained out. Centrifugal separators use centrifugal force to spin the air and water mixture, causing the water droplets to be thrown outwards and collected in a separate chamber.
  3. Coalescing and Filtration: Water separators often incorporate coalescing and filtration mechanisms to enhance their efficiency. Coalescing filters are used to capture and merge small water droplets into larger droplets, making it easier for the separator to separate them from the compressed air. Filtration elements, such as fine mesh or media, may be incorporated to remove any remaining water droplets or particulate matter that could potentially pass through the separator.
  4. Automatic Drainage: To ensure continuous and efficient operation, water separators are equipped with automatic drain valves. These valves periodically or on demand, expel the collected condensate from the separator. Automatic drainage prevents the accumulation of water in the separator, which can lead to reduced separation efficiency, increased pressure drop, and potential damage to downstream equipment.

By effectively removing water and moisture from the compressed air stream, water separators help prevent issues such as corrosion, clogging, freezing, and degradation of pneumatic equipment and processes. They contribute to maintaining the quality and reliability of the compressed air system while protecting downstream components and applications from the negative effects of moisture.

It is important to note that proper sizing, installation, and maintenance of water separators are essential to ensure their optimal performance. Regular inspection and maintenance of the separators, including draining the collected condensate, replacing filtration elements, and checking for any leaks or malfunctions, are necessary to ensure the efficient operation of water-lubricated compressors and the overall compressed air system.

air compressor

Can Water-Lubricated Compressors Be Integrated into Existing Systems?

Yes, water-lubricated compressors can be integrated into existing systems, but certain considerations need to be taken into account. Here’s a detailed explanation of integrating water-lubricated compressors into existing systems:

Space and Compatibility:

  • Physical Space: Before integrating a water-lubricated compressor into an existing system, it’s important to assess the available physical space. Water-lubricated compressors may require additional components such as water pumps, filters, and separators, which need to be accommodated within the existing system layout.
  • Compatibility: Compatibility between the water-lubricated compressor and the existing system is crucial. Factors such as pressure ratings, flow rates, electrical requirements, and control systems should be evaluated to ensure a seamless integration. It may be necessary to make modifications or upgrades to the existing system to achieve compatibility.

Water Supply:

  • Water Source: Integrating a water-lubricated compressor requires a suitable water source. The availability of a clean and reliable water supply should be assessed. The water source can be from a municipal water supply, a well, or other water storage systems depending on the specific requirements of the compressor.
  • Water Treatment: If the existing water supply does not meet the necessary quality standards for the water-lubricated compressor, water treatment systems may need to be installed. Water treatment can involve filtration, softening, or chemical treatment to ensure the water is clean and suitable for lubrication.

Installation and Configuration:

  • Professional Installation: Integrating a water-lubricated compressor into an existing system typically requires professional installation. Qualified technicians or engineers with experience in water-lubricated compressors should handle the installation process to ensure proper configuration and alignment with the existing system.
  • Piping and Connections: The installation may involve connecting the water-lubricated compressor to the existing piping system. Proper sizing, materials, and connections should be used to maintain the integrity of the system and prevent leaks or pressure losses.

System Performance and Optimization:

  • System Evaluation: After integrating the water-lubricated compressor, it’s important to evaluate the overall performance of the system. This includes assessing the compressor’s efficiency, lubrication effectiveness, cooling capacity, and any potential impacts on the existing components.
  • System Adjustments: Depending on the findings of the system evaluation, adjustments or fine-tuning may be necessary to optimize the performance of the integrated water-lubricated compressor. This can involve adjusting operating parameters, control settings, or making additional modifications to enhance system efficiency and reliability.

Overall, integrating water-lubricated compressors into existing systems is possible with proper planning, evaluation, and professional installation. Considering factors such as space availability, compatibility, water supply, installation requirements, and system optimization will help ensure a successful integration and the effective operation of the water-lubricated compressor within the existing system.

air compressor

Are There Any Downsides to Using Water-Lubricated Air Compressors?

While water-lubricated air compressors offer several advantages, there are also some downsides to consider when using this type of compressor. Here are a few potential drawbacks associated with water-lubricated air compressors:

  1. Water quality requirements: Water-lubricated compressors are highly dependent on the quality of the water used for lubrication. The water should be free from contaminants, minerals, and impurities that can affect the compressor’s performance or cause corrosion. Ensuring the consistent availability of high-quality water may require additional filtration or treatment processes, which can add complexity and cost to the system.
  2. Increased maintenance: Compared to oil-lubricated compressors, water-lubricated models may require more frequent maintenance. Regular checks, cleaning, and monitoring of the water system are necessary to prevent blockages, maintain proper water flow, and ensure the cleanliness of the compressor. This increased maintenance requirement can result in higher operational costs and more downtime for maintenance activities.
  3. Potential for corrosion: While water itself is not corrosive, certain water conditions, such as high mineral content or low pH levels, can promote corrosion within the compressor system. Corrosion can lead to component damage, reduced efficiency, and the need for repairs or replacements. Implementing corrosion prevention measures, such as water treatment or the use of corrosion-resistant materials, may be necessary to mitigate this risk.
  4. Compatibility limitations: Water-lubricated compressors may have limitations when it comes to compatibility with certain materials or gases. For example, in applications where the compressed air comes into contact with sensitive materials or requires specific gas purity, the use of water as a lubricant may not be suitable. In such cases, alternative lubrication methods or compressor types may be more appropriate.
  5. Environmental considerations: While water is generally considered environmentally friendly, the disposal of used water from the compressor system may require proper wastewater management. Depending on local regulations and requirements, additional steps may be needed to ensure compliant and environmentally responsible disposal of the water used for lubrication.

Despite these potential downsides, water-lubricated air compressors continue to be used in various industries and applications due to their specific advantages and suitability for certain environments. It is important to carefully evaluate the specific requirements, operating conditions, and maintenance considerations of a given application to determine whether a water-lubricated compressor is the most suitable choice.

China OEM Oil Free Screw Air Compressor Hot Sale manufacturer China OEM Oil Free Screw Air Compressor Hot Sale manufacturer
editor by CX 2023-11-08

China factory CHINAMFG Compressor Oil Free Industry Screw Air Compressor Price with Good quality

Product Description

Product description
Atlas ZR55-750 oil-free screw air compressor (air-cooling)
Application industry: food and beverage industry, electronic industry, petrochemical, pharmaceutical industry.

Product Feature

1. Adopt AGMA A5/DIN level 5 gear

long service life;
Low transmission loss, reduce noise and vibration.

2. Oil -free compression rotation

Oil-free rotation screw compression, to get high -quality air;
The rotor coating and cooling units to ensure the overall efficiency of the compressor.
3.Excellent rotor bearing
Maintain high stability under multiple load conditions;
Easy to adapt to changes in load.
4. Integrated VSD
With the help of frequency conversion driven (VSD) motor, directly to save energy up to 35%; Unloading loss reduction;
No cavitation, avoid compressed air waste into the atmosphere;
0%to 100% traffic regulation range
5.Efficient air cooler
Stainless steel pre-cooler equipped with heat sink;
Excellent heat exchange performance;
Easy to clean;
Low noise, low -energy radial cooling fan.

Specification
 

Model Flow FAD Motor power Noise level Weight (standard model) Weight (full performance model)
l/s m3 /min cfm kW hp dB(A) kg lbs kg lbs
ZR 55 – 7.5 148.3 8.9 314 55 75 74 1860 4101 2110 4652
ZR 55 – 8.6 133.9 8 284 75 100 74 1860 4101 2110 4652
ZR 55 – 10 123.1 7.4 261 90 120 74 1860 4101 2110 4652
ZR 75 – 7.5 204.6 12.3 433 55 75 74 1970 4343 2215 4883
ZR 75 – 8.6 189.6 11.4 401 75 100 74 1970 4343 2215 4883
ZR 75- 10 181.2 10.9 383 90 120 74 1970 4343 2215 4883
ZR 90- 7.5 241.4 14.5 511 55 75 74 2035 4486 2285 5038
ZR 90 – 8.6 227.6 13.7 482 75 100 74 2035 4486 2285 5038
ZR 90- 10 214.6 12.9 455 90 120 74 2035 4486 2285 5038
ZT 55- 7.5 146.3 8.8 310 55 75 76 1960 4321 2580 5688
ZT 55 – 8.6 132.7 8 281 75 100 76 1960 4321 2580 5688
ZT 55- 10 122.3 7.3 257 90 120 76 1960 4321 2580 5688
ZT 75- 7.5 200.9 12.1 426 55 75 76 2080 4586 2680 5908
ZT 75 – 8.6 186.8 11.2 396 75 100 76 2080 4586 2680 5908
ZT 75- 10 178.6 10.7 378 90 120 76 2080 4586 2680 5908
ZT 90- 7.5 236 14.2 500 55 75 76 2160 4762 2760 6085
ZT 90 – 8.6 223.3 13.4 473 75 100 76 2160 4762 2760 6085
ZT 90- 10 212.3 12.7 450 90 120 76 2160 4762 2760 6085

 

After-sales Service: Online
Lubrication Style: Oil-free
Cooling System: Air Cooling
Customization:
Available

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Shipping Cost:

Estimated freight per unit.





about shipping cost and estimated delivery time.
Payment Method:







 

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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

Are There Specific Water Treatment Requirements for Water-Lubricated Compressors?

Water-lubricated compressors often have specific water treatment requirements to ensure optimal performance, prevent equipment damage, and maintain the desired water quality. Here’s a detailed explanation of the water treatment considerations for water-lubricated compressors:

Water Quality:

  • Purity: The water used for lubrication should be clean and free from impurities, contaminants, or excessive minerals. Impurities in the water can lead to corrosion, blockages, and reduced lubrication effectiveness. Water sources should be evaluated to ensure they meet the required purity standards.
  • Chemical Composition: The chemical composition of the water should be within acceptable limits to avoid any adverse reactions with compressor components or lubricants. Certain water characteristics, such as pH, alkalinity, hardness, and conductivity, need to be monitored and controlled to prevent issues like scaling, fouling, or chemical reactions.

Water Treatment Methods:

  • Filtration: Filtration systems are commonly used to remove particulate matter, sediment, or debris from the water. Filters can range from simple strainers to more advanced filtration systems, depending on the specific water quality requirements and the level of filtration needed.
  • Water Softening: If the water has high levels of hardness minerals, such as calcium and magnesium, water softening methods may be necessary. Water softeners use ion exchange or other processes to remove the hardness minerals, which can help prevent scaling and reduce the risk of deposits in the compressor system.
  • Reverse Osmosis (RO): Reverse osmosis is a water treatment method that uses a semi-permeable membrane to remove dissolved solids, ions, and impurities from the water. RO systems can effectively reduce the total dissolved solids (TDS) and improve the overall water quality, making it suitable for water-lubricated compressors.
  • Chemical Treatment: In some cases, chemical treatments may be required to control water chemistry parameters, such as pH or alkalinity. Chemical additives can be used to adjust or stabilize water chemistry within the desired range, preventing corrosion, scaling, or other issues.

Water treatment requirements for water-lubricated compressors can vary depending on factors such as the compressor design, operating conditions, water source quality, and specific application requirements. It is essential to consult the compressor manufacturer’s recommendations and guidelines regarding water treatment. The manufacturer’s guidelines will provide specific information on water quality limits, treatment methods, and any required maintenance procedures related to water treatment.

Regular monitoring of water quality, including periodic testing and analysis, is recommended to ensure that the water treatment measures are effective and the desired water quality is maintained. Water treatment systems should be properly maintained and periodically serviced to ensure their optimal performance and prevent any potential issues that could affect the operation and longevity of water-lubricated compressors.

air compressor

Can Water-Lubricated Compressors Be Integrated into Existing Systems?

Yes, water-lubricated compressors can be integrated into existing systems, but certain considerations need to be taken into account. Here’s a detailed explanation of integrating water-lubricated compressors into existing systems:

Space and Compatibility:

  • Physical Space: Before integrating a water-lubricated compressor into an existing system, it’s important to assess the available physical space. Water-lubricated compressors may require additional components such as water pumps, filters, and separators, which need to be accommodated within the existing system layout.
  • Compatibility: Compatibility between the water-lubricated compressor and the existing system is crucial. Factors such as pressure ratings, flow rates, electrical requirements, and control systems should be evaluated to ensure a seamless integration. It may be necessary to make modifications or upgrades to the existing system to achieve compatibility.

Water Supply:

  • Water Source: Integrating a water-lubricated compressor requires a suitable water source. The availability of a clean and reliable water supply should be assessed. The water source can be from a municipal water supply, a well, or other water storage systems depending on the specific requirements of the compressor.
  • Water Treatment: If the existing water supply does not meet the necessary quality standards for the water-lubricated compressor, water treatment systems may need to be installed. Water treatment can involve filtration, softening, or chemical treatment to ensure the water is clean and suitable for lubrication.

Installation and Configuration:

  • Professional Installation: Integrating a water-lubricated compressor into an existing system typically requires professional installation. Qualified technicians or engineers with experience in water-lubricated compressors should handle the installation process to ensure proper configuration and alignment with the existing system.
  • Piping and Connections: The installation may involve connecting the water-lubricated compressor to the existing piping system. Proper sizing, materials, and connections should be used to maintain the integrity of the system and prevent leaks or pressure losses.

System Performance and Optimization:

  • System Evaluation: After integrating the water-lubricated compressor, it’s important to evaluate the overall performance of the system. This includes assessing the compressor’s efficiency, lubrication effectiveness, cooling capacity, and any potential impacts on the existing components.
  • System Adjustments: Depending on the findings of the system evaluation, adjustments or fine-tuning may be necessary to optimize the performance of the integrated water-lubricated compressor. This can involve adjusting operating parameters, control settings, or making additional modifications to enhance system efficiency and reliability.

Overall, integrating water-lubricated compressors into existing systems is possible with proper planning, evaluation, and professional installation. Considering factors such as space availability, compatibility, water supply, installation requirements, and system optimization will help ensure a successful integration and the effective operation of the water-lubricated compressor within the existing system.

air compressor

Are There Any Downsides to Using Water-Lubricated Air Compressors?

While water-lubricated air compressors offer several advantages, there are also some downsides to consider when using this type of compressor. Here are a few potential drawbacks associated with water-lubricated air compressors:

  1. Water quality requirements: Water-lubricated compressors are highly dependent on the quality of the water used for lubrication. The water should be free from contaminants, minerals, and impurities that can affect the compressor’s performance or cause corrosion. Ensuring the consistent availability of high-quality water may require additional filtration or treatment processes, which can add complexity and cost to the system.
  2. Increased maintenance: Compared to oil-lubricated compressors, water-lubricated models may require more frequent maintenance. Regular checks, cleaning, and monitoring of the water system are necessary to prevent blockages, maintain proper water flow, and ensure the cleanliness of the compressor. This increased maintenance requirement can result in higher operational costs and more downtime for maintenance activities.
  3. Potential for corrosion: While water itself is not corrosive, certain water conditions, such as high mineral content or low pH levels, can promote corrosion within the compressor system. Corrosion can lead to component damage, reduced efficiency, and the need for repairs or replacements. Implementing corrosion prevention measures, such as water treatment or the use of corrosion-resistant materials, may be necessary to mitigate this risk.
  4. Compatibility limitations: Water-lubricated compressors may have limitations when it comes to compatibility with certain materials or gases. For example, in applications where the compressed air comes into contact with sensitive materials or requires specific gas purity, the use of water as a lubricant may not be suitable. In such cases, alternative lubrication methods or compressor types may be more appropriate.
  5. Environmental considerations: While water is generally considered environmentally friendly, the disposal of used water from the compressor system may require proper wastewater management. Depending on local regulations and requirements, additional steps may be needed to ensure compliant and environmentally responsible disposal of the water used for lubrication.

Despite these potential downsides, water-lubricated air compressors continue to be used in various industries and applications due to their specific advantages and suitability for certain environments. It is important to carefully evaluate the specific requirements, operating conditions, and maintenance considerations of a given application to determine whether a water-lubricated compressor is the most suitable choice.

China factory CHINAMFG Compressor Oil Free Industry Screw Air Compressor Price with Good qualityChina factory CHINAMFG Compressor Oil Free Industry Screw Air Compressor Price with Good quality
editor by CX 2023-11-07

China best 450kw Water Cooling Variable Speed Drive Energy Saving Industrial Oil Free Dry Twin Screw Air Compressor arb air compressor

Product Description

     

   Specification(VSD series)
  Model Capacity M3/min Power kw Noise level db Weight KG
3.5~10bar Water Cooling  Air Cooling
OFA1VSD OFA15VSD 1.1-3.3 15 74   930
OFA22VSD 4.5-5.6 22 74   1150
OFA30VSD 4-6.6 30 74   1300
OFW37VSD 5-8.4 37 74   1600
OFW45VSD 6.1-11.1 45 74   1750
OFA2VSD OFA55VSD 7.3-9.4 55 74   1900
OFA75VSD 10.7-12.4 75 74   2630
OFA90VSD 12.7-15.4 90 74   2700
OFA3VSD OFA110VSD 16.0-19.5 110 74    
OFA132VSD 18.8-21.8 132 74   4300
OFA160VSD 24.0-29.6 160 74   4300
OFA4VSD OFA200VSD 12.2-36.6 200 74    
OFA250VSD 14.2-41.8 250 74   6950
OFA275VSD 15.8-47.4 275 74    
OFA315VSD 45.0-52.1 315 74   6950
OFA5VSD OFA355VSD 50.4-57.5 355 74    
OFW1VSD OFW37VSD 2-5.9 37 74    
OFW45VSD 2.3-7 45 74    
OFW2VSD OFW55VSD 4.5-8.8 55 74    
OFW75VSD 4.5-13.2 75 74 2170  
OFW90VSD 4.5-15.5 90 74 2220  
OFW3VSD OFW110VSD 6.4-19.1 110 74    
OFW132VSD 7.7-22.4 132 74 3500  
OFW160VSD 14.5-42.9 160 74 3500  
OFW4VSD OFW200VSD 18-36.1 200 74    
OFW250VSD 19.-38.4 250 74 6400  
OFW275VSD 20.0-41.0 275 74    
OFW315VSD 46.0-50.9 315 74 6650  
OFW5VSD OFW355VSD 50.4-56.3 355 74 6950  
OFW400VSD 55.8-62.1 400 74 7060  
OFW450VSD 63.8-76.5 450 74 8400  
OFW500VSD 73.1-83.9 500 74 8400  
OFW630VSD 89.0-102.9 630 74 9125  
OFW750VSD 101.8-122.8 750 74 9225  

Company Profile

      ZheJiang Napu compressor Technology Co.,LTD was established in 2012  based in ZheJiang ,specializing in oil-free rotary screw air compressors, offering a wide range of products from airends to compressors . 
       With over 10 years experience in oil free screw air compressor. NAPU Compressor is compliant with ISO 8573-1, Class 0 standard and audited by TUV Rheinland and China National Quality Inspection Center of Compressor and Refrigerator.   
        The company is also compliant with ISO 9001:14001 and is CHINAMFG in the domestic market for its quality-driven culture. The oil-free compressors manufactured by the company are used in a variety of sectors including some of our valued clients like CASC-China Aerospace Science Corporation, NORINCO-China North Industries Group, CNNC-China National Nuclear Group, CHANG AN AUTO, SINOPHARM, BYD and CALT and Sino-Chemical etc.
         Continuous improvement in productivity and efficiency is our goal, and we continue to offer an extensive services including our own branded oil-free compressor package as well as after-sales services for other leading brands.

 

Product Features

1. In house designed airend
2. 100% oil free air certified by Germany TUV.
3. Double-layer structure to reduce he noise.
4. Air Cooling and Water cooling are available.
5. VSD control are available.
6.Touch Screen PLC with preset running schedule, more intelligent control.
7.OEM&ODM service are accepted

 

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of oil free air compressors. More than 20 years of experience in air compressor manufacturing.
 
Q2. What’s payment term ?
A: T/T, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
 
Q3. How about your after-sales service ?
A: 1.We can provide customers with installation and commissioning online instructions.
   
Q4. How about your warranty?
A: One year for the whole machine and 5 years for screw air end, except consumable spare parts.
 
Q5. Do you have any certificate ?
A: Yes, we can offer CE ,ISO  and certificate as clients’ demande.
 
 
Q6. How do you control quality ?
A: 1. The raw materials are strictly inspected
    2. Each compressor must pass at least 8 hours of continuous testing before leaving the factory.
  
Q7.How long could your air compressor be used?
A: Usually, more than over 10 years.

After-sales Service: Online Support
Warranty: 12 Months
Lubrication Style: Oil-free
Cooling System: Water Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Customization:
Available

|

air compressor

Can air compressors be used for gas compression and storage?

Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:

Gas Compression:

Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.

Gas Storage:

Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.

Gas Types:

While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:

  • Nitrogen
  • Oxygen
  • Hydrogen
  • Carbon dioxide
  • Natural gas
  • Refrigerant gases

It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.

By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.

air compressor

Can air compressors be integrated into automated systems?

Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:

Pneumatic Automation:

Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.

Control and Regulation:

In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.

Sequential Operations:

Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.

Energy Efficiency:

Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.

Monitoring and Diagnostics:

Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.

When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.

In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.

air compressor

Are there portable air compressors available for home use?

Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:

1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.

2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.

3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.

4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.

5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.

6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.

7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.

When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.

Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.

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editor by CX 2023-11-02