Tag Archives: screw steel

China factory Hot Sale Screw Type Oil-Free Steel Tank Air Compressor air compressor lowes

Product Description

Water-lubricated Oil-free Screw Air Compressor Advantages

1.Clean air 100% oil-free
 
2.Use water instead of oil, higher cooling efficiency and compression efficiency
 
3.Optimal isothermal compression
 
4.Powerful MAM microcomputer controller and touch screen
 
5.Reasonable Structure, with perfect balancing
 
6.Components made of anti-rust and anti-corrosion materials ensure the durability
 
7.Significant energy saving, environmental-friendly and pollution-free
 
8.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc.

DENAIR Water-lubricated Oil Free Screw Air Compressor In Hannover Messe 2017 

Technical Parameters Of Water-lubricated Oil-free Screw Air Compressor

Model Maximum working 
pressure		 Capacity(FAD)* Installed motor
 power		 Noise
 Level**		 Dimensions
 (mm)		 Weight Air Outlet 
Pipe Diameter
50 Hz 60 Hz
bar(e) psig m3/min cfm m3/min cfm kW hp dB(A) L W H kG
DAW-15 7.5 109 2 71 1.48 52 15 20 63 1200 900 1200 650 G1″
8.5 123 1.94 69 1.46 52 15 20 63 1600 1100 1500 650 G1″
10.5 152 1.66 59 1.42 50 15 20 63 1200 900 1200 650 G1″
DAW-18 7.5 109 2.81 99 2.4 85 18.5 25 66 1600 1100 1500 800 G1″
8.5 123 2.7 95 2.33 82 18.5 25 66 1600 1100 1500 800 G1″
10.5 152 2.19 77 1.99 70 18.5 25 66 1600 1100 1500 800 G1″
DAW-22 7.5 109 3.48 123 3.37 119 22 30 66 1600 1100 1500 850 G1″
8.5 123 3.46 122 3.24 114 22 30 66 1600 1100 1500 850 G1″
10.5 152 2.73 96 2.63 93 22 30 66 1600 1100 1500 850 G1″
DAW-30 7.5 109 5.27 186 4.18 148 30 40 69 1600 1100 1500 920 G1-1/2″
8.5 123 5.15 182 4.15 147 30 40 69 1600 1100 1500 920 G1-1/2″
10.5 152 3.55 125 3.28 116 30 40 69 1600 1100 1500 920 G1-1/2″
DAW-37 7.5 109 6.5 229 6.33 223 37 50 69 1600 1100 1500 950 G1-1/2″
8.5 123 6.26 221 6.18 218 37 50 69 1600 1100 1500 950 G1-1/2″
10.5 152 5.21 184 4.26 151 37 50 69 1600 1100 1500 950 G1-1/2″
DAW-45 7.5 109 8.2 289 7.8 275 45 60 69 2200 1400 1800 1700 DN50
8.5 123 7.81 276 7.51 265 45 60 69 2200 1400 1800 1700 DN50
10.5 152 6.23 220 6.25 221 45 60 69 2200 1400 1800 1700 DN50
DAW-45W 7.5 109 8.2 289 7.8 275 45 60 66 2200 1400 1800 1500 DN50
8.5 123 7.81 276 7.51 265 45 60 66 2200 1400 1800 1500 DN50
10.5 152 6.23 220 6.25 221 45 60 66 2200 1400 1800 1500 DN50
DAW-55 7.5 109 9.32 329 7.8 347 55 75 69 2200 1400 1800 1800 DN50
8.5 123 8.86 313 7.51 331 55 75 69 2200 1400 1800 1800 DN50
10.5 152 7.78 275 6.25 264 55 75 69 2200 1400 1800 1800 DN50
DAW-55W 7.5 109 9.32 329 9.84 347 55 75 66 2200 1400 1800 1800 DN50
8.5 123 8.86 313 9.37 331 55 75 66 2200 1400 1800 1800 DN50
10.5 152 7.78 275 7.48 264 55 75 66 2200 1400 1800 1800 DN50
DAW-75 7.5 109 12.41 438 11.19 395 75 100 73 2350 1400 1800 1800 DN50
8.5 123 12.39 438 10.63 375 75 100 73 2350 1400 1800 1800 DN50
10.5 152 10.45 369 9.33 330 75 100 73 2350 1400 1800 1800 DN50
DAW-75W 7.5 109 12.41 438 11.19 395 75 100 71 2200 1400 1800 1800 DN50
8.5 123 12.39 438 10.63 375 75 100 71 2200 1400 1800 1800 DN50
10.5 152 10.45 369 9.33 330 75 100 71 2200 1400 1800 1800 DN50
DAW-90W 7.5 109 16.48 582 15.39 543 90 120 73 2400 1700 1800 1800 DN65
8.5 123 16.36 578 15.24 538 90 120 73 2400 1700 1800 1800 DN65
10.5 152 12.82 453 12.52 442 90 120 73 2400 1700 1800 1800 DN65
DAW-110W 7.5 109 20.45 722 19.78 698 110 150 73 2400 1700 1800 1800 DN65
8.5 123 19.82 100 19.63 693 110 150 73 2400 1700 1800 1800 DN65
10.5 152 15.55 549 15.35 542 110 150 73 2400 1700 1800 1800 DN65
DAW-132W 7.5 109 21.99 776 24.53 886 132 175 76 2400 1700 1800 1800 DN65
8.5 123 21.94 775 23.78 840 132 175 76 2400 1700 1800 1800 DN65
10.5 152 19.79 699 18.66 659 132 175 76 2400 1700 1800 1800 DN65

*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)

DENAIR Factory

At DENAIR, 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. CHINAMFG has been exporting to more than 90 countries across the globe. We have sales representatives who can speak English, Spanish, French, Russian and Arabic, which makes it easier for our clients from all over the world to interact and negotiate with us. 

 

DENAIR Services

DENAIR Oil Free Screw Air Compressor Application and Installation

FAQ

Q1: Are you factory or trade company?  
A1: We are factory.

Q2: What the exactly address of your factory? 
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town,HangZhou, ZHangZhoug Province, China  

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome.
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Lubrication Style: Oil-free
Cooling System: Air Cooling/Water Cooling
Power Source: AC Power
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

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

Can Water-Lubricated Air Compressors Be Used in Medical Applications?

Water-lubricated air compressors can be used in certain medical applications, offering specific advantages for these environments. Here are some considerations regarding the use of water-lubricated air compressors in medical settings:

  1. Clean and sterile lubrication: Water is a clean and sterile lubricant, making it suitable for medical applications where maintaining a sterile environment is crucial. Water lubrication helps prevent contamination and ensures the integrity of medical products and procedures.
  2. Reduced risk of oil contamination: Oil-lubricated compressors pose a risk of oil carryover and oil vapor entering the compressed air system. This can be problematic in medical applications, where oil contamination could impact patient safety or interfere with sensitive medical equipment. Water-lubricated compressors eliminate this risk, providing a reliable and oil-free compressed air source.
  3. Compatibility with medical gases: Water-lubricated air compressors are compatible with medical gases such as oxygen or nitrous oxide. Unlike oil lubricants, water does not react or contaminate these gases, ensuring their purity and safety in medical procedures.
  4. Hygienic and easy to clean: Water lubrication simplifies cleaning procedures in medical environments. It does not leave behind sticky residues or require harsh chemicals for cleaning. Water-lubricated compressors can be easily cleaned and maintained, promoting a hygienic and safe medical facility.
  5. Reduced risk of fire hazards: Water has a higher flash point compared to oil lubricants, making water-lubricated compressors safer in terms of fire hazards. In medical settings, where fire safety is critical, using water as a lubricant can provide added peace of mind.
  6. Environmental friendliness: Water is a non-toxic and environmentally friendly lubricant choice. It does not contribute to air or water pollution, aligning with the sustainability goals of medical facilities.

While water-lubricated air compressors offer several advantages for medical applications, it’s important to note that specific requirements and regulations may vary depending on the type of medical procedure or equipment involved. It is advisable to consult with medical professionals or equipment manufacturers to ensure the suitability and compliance of water-lubricated air compressors for specific medical applications.

China factory Hot Sale Screw Type Oil-Free Steel Tank Air Compressor air compressor lowesChina factory Hot Sale Screw Type Oil-Free Steel Tank Air Compressor air compressor lowes
editor by CX 2024-03-18

China factory Best Price Oil-Free Low Noise Pm VSD Screw Air Compressor for Steel Cutting Industry small air compressor

Product Description

                     High Quality Screw Air compressor 

Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, screw Air compressor,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements.

The CHINAMFG is a volume -type gas compression machine with a volume of work volume. The compression of the gas is achieved by changes in volume, and the change of the volume is to achieve a rotation movement in the case with a pair of rotor of the compressor.
Basic structure of the screw air compressor: In the body of the compressor, a pair of intertwined spiral rotors are parallel. Usually, there is a rotor with convex teeth outside the ball, which is called yang rotor or yang screw. The rotor with concave teeth in the festival is called a pussy rotor or yin screw. Generally, the yang rotor is connected to the original motivation. Axial force. The cylindrical roller bearing at both ends of the rotor enables the rotor to achieve radial positioning and is underneath the radial force in the compressor. At both ends of the compressor body, a certain shape and size of the pores are opened respectively. One is used for inhalation, which is called the air intake; the other is used for exhaust, called the exhaust port.
Customized is accepted , Pls provide the following information to us :
1.Working Pressure : ____ Bar 
2.Rated Power : _____ KW/HP
 

Do you really choose the right Screw compressor?

About Power Saving

1. The annual electricity bill for purchasing a 37KW ordinary screw air compressor is 37KWx24hx365 days x1. 2 (electric fee) xO. 6 (loading) Power consumption is as high as 233.3366 million! Power saving after switching to permanent magnet variable frequency screw air compressor: 23. 3366×30% save electric fee 7.

45KW

72

55KW

88

75KW

12

90KW

144

Advantages of screw air compressor :
01.Advanced Medium Voltage Dual Stage Mainframe
1. Two-stage integrated design, oil mist spray cooling is used between stages, which reduces the temperature of the air, and the compression process is close to the most energy-saving isothermal compression. In principle, two-stage compression saves 5%-8% of energy compared to single-machine compression ;
2. It is suitable for the compression ratio matching of medium voltage, the leakage in the main engine is small, and the volumetric efficiency is high;
3. The bearing adopts imported heavy-duty bearing, which makes the force of the rotor better; the two-stage rotors are driven by helical gears respectively, so that each stage of the rotor has the best linear speed;
4. The third-generation asymmetric rotor technology, the tooth surface is processed by the German KAPP rotor grinder, creating a high-precision rotor, which is the first guarantee for the high efficiency and stability of the host.
02.High efficiency permanent magnet synchronous motor
1. IP54 protection grade, which is more stable and reliable than IP23 in harsh environment;
2. Low temperature rise design, higher efficiency, and extended the service life of the motor;
3. Use ceramic plated bearings to completely eliminate the influence of shaft current on bearings;
4. It is made of rare earth permanent magnet materials, with large torque and small current during startup and operation;
5. With reasonable magnetic field design and magnetic density distribution, the working frequency range of energy-saving motors is wider and the operating noise is low;
6. Cooperating with the operation of the frequency converter, the frequency conversion soft start is realized, which avoids the strong mechanical impact of the machine and equipment when the motor is started at full pressure, and is conducive
to protecting the mechanical equipment, reducing equipment maintenance and improving the reliability of the equipment.
03. Special valve group
1. Intake valve: It adopts a special normally closed butterfly valve for medium voltage, with a non-return function, stable operation, high precision of air volume control, built-in noise reduction design, low cavitation noise and long service life;
2. Minimum pressure maintenance valve: special valve for medium voltage, high pressure resistance, high temperature resistance, accurate opening pressure, ensuring stable pressure in the barrel, ultra-fast return to seat, strong sealing, ensuring no backflow of gas, low pressure loss and high efficiency ;
3. Temperature control valve: The unit is equipped with a mixed-flow temperature control valve to ensure that the unit is more convenient to start in a low temperature environment, and to ensure the oil supply of the unit at any time; by controlling the oil supply temperature of the main engine to ensure that the unit is in the best performance state;
4. Oil cut-off valve: special normally closed valve for medium voltage, controlled by the exhaust pressure of the machine head. When starting up, the valve opens quickly to ensure that the compressor is lubricated and warmed up as soon as possible; when shutting down, the valve prevents oil from being ejected from the intake end.
4.Advanced and reliable electric control system
1. Large-size color LCD touch screen, with good man-machine communication interface, touch screen with anti-mistouch and sleep function;
2. It adopts double frequency conversion system, which is more energy-saving. The frequency converter and the motor are perfectly matched, and the low frequency and high torque can output 180% of the rated torque;
3. According to the characteristics of medium voltage, a special program is developed, with multiple pressure sensors and multiple temperature sensors, which can comprehensively detect the operating status of the unit, and automatically control the machine status without special care;
4. Configure the Internet of Things, you can check the operating status of the unit on the mobile phone;
5. Independent air duct design, suitable for various working conditions.
5.Silent centrifugal fan
1. Adopt centrifugal fan, brand-new separate radial cooling fan design, with special cooler, better cooling effect and more energy saving;
2. Compared with axial flow fans, centrifugal fans have higher wind pressure and lower noise;
3. Using variable frequency fan control, the oil temperature is constant, prolonging the service life of lubricating oil;
4. Due to the high wind pressure, the cooler and the filter are less likely to be blocked.
6..High quality triple filter

1. The filtration area of the air filter exceeds 150% of the normal requirement, the inlet pressure loss is low, and the energy efficiency is good;2. The oil filter adopts a full-flow built-in pressure-bearing oil filter suitable for medium voltage conditions. The rated processing capacity of the oil filter is 1.3 times the circulating oil volume. The imported filter material and the design scheme of large margin are selected, which has high filtration precision and good durability.
3. The oil is divided into special customized oil, which is designed and developed for medium-pressure working conditions, with wide applicable pressure range, good separation effect and low operating pressure loss; imported glass fiber material is selected;
4. The design of the 3 filter positions is reasonable, the maintenance is convenient, and the downtime is reduced.
High quality and efficient coupling
1. The coupling is a torsional elastic coupling with a failure protection function, which can effectively damp and reduce the vibration and impact generated during operation;
2. The elastic body is only under pressure and can bear a larger load, and the drum-shaped teeth of the elastic body can avoid stress concentration.   
Main Parameter

Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor
HYW-G Working pressure Exhaust volume  Power  Noise Air outlet pipe diameter  Net weight Dimensions(mm)
Water lubricated series bar psig (m3/min) cfm kW hp dB   kg Length Width Height
HYWV-7G 7 102 0.7-1.2 24.7-42.4 7.5 10 58±3 G1″ 500 1135 800 1000
8 116 0.6-1.1 21.2-38.8 7.5 10 58±3 G1″ 500 1135 800 1000
10 145 0.5-0.9 17.7-31.8 7.5 10 58±3 G1″ 500 1135 800 1000
HYWV-11G 7 102 1.0-1.6 35.3-56.5 11 15 58±3 G1″ 500 1135 800 1000
8 116 0.9-1.5 31.8-53 11 15 58±3 G1″ 500 1135 800 1000
10 145 0.7-1.3 24.7-45.9 11 15 58±3 G1″ 500 1135 800 1000
HYWV-15G 7 102 1.1-2 38.8-71 15 20 60±3 G1″ 550 1400 1000 1200
8 116 1-1.9 35.4-67.3 15 20 60±3 G1″ 550 1400 1000 1200
10 145 / / 15 20 60±3 G1″ 550 1400 1000 1200
HYWV-15G 7 102 / / 15 20 60±3 G1″ 550 1170 900 1100
8 116 / / 15 20 60±3 G1″ 550 1170 900 1100
10 145 0.9-1.6 31.8-56.6 15 20 60±3 G1″ 550 1170 900 1100
HYWV-18.5G 7 102 1.8-3.1 63.6-109.5 18.5 25 61 ±3 G1″ 600 1400 1000 1200
8 116 1.6-2.8 56.5-98.9 18.5 25 61 ±3 G1″ 600 1400 1000 1200
10 145 1.5-2.5 53-88.3 18.5 25 61±3 G1″ 600 1400 1000 1200
HYWV-22G 7 102 2.2-3.7 77.7-130.7 22 30 61 ±3 G1″ 655 1400 1000 1200
8 116 2.0-3.4 70.6-120.1 22 30 61 ±3 G1″ 655 1400 1000 1200
10 145 1.8-3.0 63.6-105.9 22 30 61 ±3 G1″ 655 1400 1000 1200
HYWV-30G 7 102 3.1-5.2 109.5-183.6 30 40 64±3 G11/2″ 1150 1920 1170 1320
8 116 2.8-4.7 98.9-166 30 40 64±3 G11/2″ 1150 1920 1170 1320
10 145 2.5-4.3 88.3-151.9 30 40 64±3 G11/2″ 1150 1920 1170 1320
HYWV-37G 7 102 3.6-6.1 127.1-215.4 37 50 64±3 G11/2″ 1200 1920 1170 1320
8 116 3.3-5.6 116.5-197.8 37 50 64±3 G11/2″ 1200 1920 1170 1320
10 145 3.0-5.0 105.9-176.6 37 50 64±3 G11/2″ 1200 1920 1170 1320
HYWV-45G 7 102 4.5-7.5 158.9-264.9 45 60 66±3 G11/2″ 1320 1920 1170 1320
8 116 4.0-6.8 141.3-240.1 45 60 66±3 G11/2″ 1320 1920 1170 1320
10 145 3.6-6.0 127.1-211.9 45 60 66±3 G11/2″ 1320 1920 1170 1320
HYWV-55G 7 102 6.0-10.0 211.9-353.1 55 75 66±3 DN50 1520 1930 1320 1535
8 116 5.4-9.0 191-317.8 55 75 66±3 DN50 1520 1930 1320 1535
10 145 4.6-7.8 162.4-275.5 55 75 66±3 DN50 1520 1930 1320 1535
HYWV-75G  7 102 7.8-13.0 275.5-459.1 75 100 70±3 DN50 1620 1930 1320 1535
8 116 7.2-12.0 254.3-423.8 75 100 70±3 DN50 1620 1930 1320 1535
10 145 6.0-10.0 211.9-353.1 75 100 70±3 DN50 1620 1930 1320 1535
HYWV-90G 7 102 9.3-15.5 328.4-547.4 90 120 70±3 DN50 1800 1930 1320 1535
8 116 8.4-14.0 296.6-494.4 90 120 70±3 DN50 1800 1930 1320 1535
10 145 7.5-12.5 264.9-414 90 120 70±3 DN50 1800 1930 1320 1535
HYWV-110G 7 102 12.0-20.0 423.8-706.3 110 150 72±3 DN80 3100 2300 1600 1750
8 116 10.8-18.0 381.4-635.7 110 150 72±3 DN80 3100 2300 1600 1750
10 145 9.6-16.0 339-565 110 150 72±3 DN80 3100 2300 1600 1750
HYWV-132G 7 102 15.0-25.0 527.9-882.9 132 175 72±3 DN80 3250 2300 1600 1750
8 116 13.8-23.0 487.3-812.2 132 175 72±3 DN80 3250 2300 1600 1750
10 145 12.0-20.0 423.8-706.3 132 175 72±3 DN80 3250 2300 1600 1750
HYWV-160G 7 102 16.2-27.0 572.1-953.5 160 215 72±3 DN100 4500 2860 1600 1800
8 116 15.3-25.5 540.3-900.5 160 215 72±3 DN100 4500 2860 1600 1800
10 145 14.4-24.0 508.5-847.6 160 215 72±3 DN100 4500 2860 1600 1800
HYWV-185G 7 102 18.0-30.0 635.7-1059.4 185 250 74±3 DN100 4500 2860 1600 1800
8 116 16.8-28.0 593.3-988.8 185 250 74±3 DN100 4500 2860 1600 1800
10 145 15.0-25.0 529.7-882.9 185 250 74±3 DN100 4500 2860 1600 1800
HYWV-200G 7 102 21.6-36.0 762.8-1271.3 200 270 74±3 DN125 4800 3150 1850 2050
8 116 19.8-33.0 699.2-1165.4 200 270 74±3 DN125 4800 3150 1850 2050
10 145 16.2-27.0 572.1-953.5 200 270 74±3 DN125 4800 3150 1850 2050
HYWV-250G 7 102 25.8-43.0 911.1-1518.5 250 350 74±3 DN125 5200 3150 1850 2050
8 116 24.6-41.0 868.7-1447.9 250 350 74±3 DN125 5200 3150 1850 2050
10 145 22.8-38.0 805.2-1342 250 350 74±3 DN125 5200 3150 1850 2050

 

 

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Workshop of natural gas compressor 
Our products 
Our Certificate : CE and ISO certification
Our exhibition for the gas compressor 
Our Service for diaphragm compressor : 
1.Service time : 24*7 Hours
2.Customized Service 
3.Perfect pre-sale,sale,after-sales service
4.FAT
5.Onsite commissioning Service
6.18 months warranty period

FAQ :
Q1.How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.

Q2.What’s payment term?
A: T/T, L/C, D/P, Western Union, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.

Q3 : How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary.

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 18 Months
Warranty: 18 Months
Lubrication Style: Oil-free
Customization:
Available

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Shipping Cost:

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

How Do Water-Lubricated Air Compressors Impact Compressed Air Quality?

Water-lubricated air compressors can have an impact on the quality of the compressed air they produce. Here’s a detailed explanation of how water-lubricated air compressors can affect compressed air quality:

Moisture Content:

  • Condensation: Water-lubricated compressors introduce moisture into the compressed air system. During the compression process, as the air cools downstream, moisture can condense and accumulate. This moisture can lead to issues such as corrosion, rust, and contamination of downstream equipment or processes.
  • Water Carryover: If the compressor’s water separation mechanisms are not efficient or if there are malfunctions in the water removal systems, water droplets or mist may carry over into the compressed air. This can negatively impact the quality of the compressed air and introduce moisture-related issues downstream.

Contamination:

  • Oil Contamination: In some water-lubricated compressors, there is a potential for oil to mix with the water used for lubrication. If oil and water emulsify or if there are leaks in the compressor system, oil contamination may occur. Oil-contaminated compressed air can have adverse effects on downstream processes, equipment, and products. It can lead to contamination, reduced performance of pneumatic components, and potential health and safety concerns.
  • Particulate Contamination: Water-lubricated compressors can introduce particulate matter, such as sediment, debris, or rust, into the compressed air system. This can occur if the water supply or water treatment systems are not adequately filtered or maintained. Particulate contamination can clog or damage pneumatic equipment, affect product quality, and cause operational issues in downstream applications.

Preventive Measures:

  • Water Separation: Water-lubricated compressors employ various water separation mechanisms to remove moisture from the compressed air. This includes moisture separators, water traps, or coalescing filters that are specifically designed to capture and remove water droplets or mist from the compressed air stream. Regular maintenance and inspection of these separation systems are necessary to ensure their proper functioning.
  • Air Treatment: Additional air treatment components, such as air dryers or desiccant systems, can be installed downstream of water-lubricated compressors to further reduce moisture content in the compressed air. These systems help to remove moisture that may have carried over from the compressor and ensure that the compressed air meets the required dryness standards for specific applications.
  • Proper Maintenance: Regular maintenance of water-lubricated compressors is essential to minimize the potential impact on compressed air quality. This includes routine inspection, cleaning, and replacement of filters, lubrication systems, and water separation components. Addressing any leaks, malfunctioning components, or system issues promptly can help maintain the integrity of the compressed air and prevent contamination or excessive moisture levels.

By implementing appropriate water separation mechanisms, air treatment systems, and maintenance practices, the impact of water-lubricated air compressors on compressed air quality can be minimized. It is important to consider the specific requirements of the application and follow industry standards and guidelines to ensure the desired compressed air quality is achieved.

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

How does a water lubrication system work in air compressors?

A water lubrication system in air compressors is designed to provide lubrication and cooling to the internal components of the compressor using water as the lubricant. This system offers an alternative to traditional oil lubrication systems and has specific advantages in certain applications. Here’s a detailed explanation of how a water lubrication system works in air compressors:

1. Water Injection:

In a water lubrication system, a controlled amount of water is injected into the compression chamber of the air compressor. This can be achieved through various methods, such as direct injection or atomization of water droplets.

2. Lubrication:

As the compressed air is generated, the injected water serves as a lubricant for the internal components of the compressor. The water forms a thin film on the surfaces, reducing friction and wear between the moving parts. This lubrication helps to improve the efficiency and lifespan of the compressor.

3. Cooling:

The water injected into the compression chamber also acts as a cooling medium. As the air is compressed, heat is generated, and the injected water absorbs some of this heat. The water carries away the heat, preventing excessive temperature rise and maintaining optimal operating conditions for the compressor.

4. Separation and Filtration:

After serving its lubrication and cooling purposes, the water needs to be separated from the compressed air. The compressed air and water mixture pass through a separator or filtration system, which separates the water from the compressed air. This can involve mechanisms such as centrifugal force, gravity separation, or filtration media.

5. Water Treatment:

In water lubrication systems, proper water treatment is essential to maintain the quality and performance of the system. Water filtration and purification processes are employed to remove impurities, contaminants, and any solid particles present in the water. This ensures that the injected water is clean and free from any substances that could potentially harm the compressor or the downstream air system.

6. Recirculation or Discharge:

Depending on the specific design of the water lubrication system, the separated water can be recirculated back into the system for reuse or discharged from the compressor. Recirculation systems involve the treatment and filtration of the water before reintroducing it into the compression chamber. Discharge systems, on the other hand, may involve further treatment or disposal of the water in an environmentally responsible manner.

By utilizing a water lubrication system, air compressors can benefit from reduced oil consumption, improved air quality, and enhanced energy efficiency. These systems are commonly employed in industries where oil contamination must be avoided, such as food processing, pharmaceutical manufacturing, and electronics production.

China factory Best Price Oil-Free Low Noise Pm VSD Screw Air Compressor for Steel Cutting Industry small air compressor China factory Best Price Oil-Free Low Noise Pm VSD Screw Air Compressor for Steel Cutting Industry small air compressor
editor by CX 2024-03-07

China Custom Food Grade 90kw Oil-Free Screw Precision Electronic Stainless Steel Water Lubricated Air Compressor Manufacturers air compressor for car

Product Description

                           OFAC oil-free screw air compressor used Japanese Mitsui’s original technology, who is the only
                           maintenance service provider in China.

 

TECHNICAL DATA
 
Model Power Pressure (bar) Air Flow (m3/min) Noise Level dBA Outlet Size Weight (kgs) Lubricating Water(L) Filter Element (B)-(Z) Dimension LxWxH (mm)
OF-7.5F 7.5kw 10hp 8 1.0 60 RP 3/4 400 22 (25cm) 1 1000*720*1050
OF-11F 11kw 15hp 8 1.6 63 460 1156*845*1250
OF-15F 15kw 20hp 8 2.5 65 RP 1 620 28 (50cm) 1 1306*945*1260
OF-18F 18.5kw 25hp 8 3.0 67 750 33 1520*1060*1390
OF-22F 22kw 30hp 8 3.6 68 840 33 1520*1060*1390
OF-30F 30kw 40hp 8 5.0 69 RP 11/4 1050 66 (25cm) 5 1760*1160*1490
OF-37F 37kw 50hp 8 6.2 71 1100 1760*1160*1490
OF-45S 45kw 60hp 8 7.3 74 RP 11/2 1050 88 1760*1160*1490
OF-45F 45kw 60hp 8 7.3 74 1200 1760*1160*1490
OF-55S 55kw 75hp 8 10 74 RP 2 1250 110 (50cm) 5 1900*1250*1361
OF-55F 55kw 75hp 8 10 74 2200 (50cm) 7 2350*1250*1880
OF-75S 75kw 100hp 8 13 75 1650 (50cm) 5 1900*1250*1361
OF-75F 75kw 100hp 8 13 75 2500 (50cm) 7 2550*1620*1880
OF-90S 90kw 125hp 8 15 76 2050 (50cm) 5 1900*1250*1361
OF-90F 90kw 125hp 8 15 76 2650 (50cm) 7 2550*1620*1880
OF-110S 110kw 150hp 8 20 78 DN 65 2550 130 (50cm) 12 2200*1600*1735
OF-110F 110kw 150hp 8 20 78 3500 130 3000*1700*2250
OF-132S 132kw 175hp 8 23 80 2700 130 2200*1600*2250
OF-160S 160kw 220hp 8 26 82 2900 165 2200*1600*2250
OF-185S 185kw 250hp 8 30 83 DN 100 3300 180 (50cm) 22 2860*1800*1945
OF-200S 200kw 270hp 8 33 83 3500 2860*1800*1945
OF-220S 220kw 300hp 8 36 85 4500 2860*2000*2300
OF-250S 250kw 340hp 8 40 85 4700 2860*2000*2300
OF-315S 315kw 480hp 8 50 90 5000 2860*2000*2300

          F– air cooling method     S– water cooling method

                           
                            The brand “OFAC, OFC” specializes in the R&D, manufacturing, sales and service of compressors,
                            oil-free compressors and air end, special gas compressors, various air compressors and
                            post-processing equipment, providing customers with High-quality, environmentally friendly and
                            efficient air system solutions and fast and stable technical services.

FAQ

                                Q1: Warranty terms of your machine?
                                A1: One year warranty for the machine and technical support according to your needs.

                                Q2: Will you provide some spare parts of the machines?
                                A2: Yes, of course.

                                Q3: What about product package?
                                A3: We pack our products strictly with standard seaworthy case. Rcommend wooden
                                      box.

                                Q4: Can you use our brand?
                                A4: Yes, OEM is available.

                                Q5: How long will you take to arrange production?
                                A5: Immediate delivery for stock products. 380V 50HZ we can delivery the goods within
                                      3-15 days. Other  voltage or other color we will delivery within 30-45 days.

                                Q6: How Many Staff Are There In your Factory?
                                A6: About 100.
 
                                Q7: What’s your factory’s production capacity?
                                A7: About 550-650 units per month.

                                Q8: What the exactly address of your factory?
                                A8: Our first workshop located in HangZhou, ZheJiang , second workshop located in
                                       HangZhou, ZheJiang ,  China.

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After-sales Service: 1 Year
Warranty: 1 Year
Lubrication Style: Oil-free
Customization:
Available

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

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

Are There Regulations Governing the Use of Water-Lubricated Air Compressors?

When it comes to the use of water-lubricated air compressors, there are several regulations and standards that govern their operation and ensure compliance with safety, environmental, and performance requirements. Here’s a detailed explanation of the regulations related to water-lubricated air compressors:

1. Occupational Safety and Health Administration (OSHA) Regulations:

OSHA is a regulatory agency in the United States that sets and enforces workplace safety and health standards. While OSHA does not have specific regulations solely dedicated to water-lubricated air compressors, they have general regulations that apply to all types of air compressors. These regulations include requirements for safe operation, maintenance, and guarding of equipment to protect workers from hazards such as electrical shocks, mechanical injuries, and exposure to hazardous substances.

2. Environmental Protection Agency (EPA) Regulations:

The EPA is responsible for implementing and enforcing environmental regulations in the United States. Although there are no specific regulations for water-lubricated air compressors, the EPA has regulations that govern the discharge of water and other substances into the environment. If the water-lubricated compressor system involves the use of cooling water or generates wastewater, it may be subject to regulations related to water pollution control, water treatment, and proper disposal of wastewater.

3. International Organization for Standardization (ISO) Standards:

The ISO develops international standards that provide guidelines and requirements for various industries and technologies. ISO 8573 is a standard that addresses the quality of compressed air used in different applications. This standard sets limits and specifications for various contaminants in compressed air, including water content. Water-lubricated air compressors need to comply with the requirements of ISO 8573 to ensure the produced compressed air meets the desired quality standards.

4. Manufacturer Guidelines and Recommendations:

In addition to regulatory requirements, it is essential to follow the guidelines and recommendations provided by the manufacturers of water-lubricated air compressors. Manufacturers typically provide instructions for installation, operation, maintenance, and safety precautions specific to their equipment. Adhering to these guidelines is crucial to ensure the safe and proper functioning of the equipment and to maintain warranty coverage.

It’s important to note that the specific regulations and standards governing water-lubricated air compressors may vary depending on the country or region. Therefore, it is advisable to consult the relevant regulatory agencies, industry organizations, and local authorities to ensure compliance with applicable regulations and standards in a particular jurisdiction.

By complying with the relevant regulations, standards, and manufacturer guidelines, users of water-lubricated air compressors can ensure the safe and efficient operation of their equipment while minimizing any potential environmental impacts.

air compressor

How does a water lubrication system work in air compressors?

A water lubrication system in air compressors is designed to provide lubrication and cooling to the internal components of the compressor using water as the lubricant. This system offers an alternative to traditional oil lubrication systems and has specific advantages in certain applications. Here’s a detailed explanation of how a water lubrication system works in air compressors:

1. Water Injection:

In a water lubrication system, a controlled amount of water is injected into the compression chamber of the air compressor. This can be achieved through various methods, such as direct injection or atomization of water droplets.

2. Lubrication:

As the compressed air is generated, the injected water serves as a lubricant for the internal components of the compressor. The water forms a thin film on the surfaces, reducing friction and wear between the moving parts. This lubrication helps to improve the efficiency and lifespan of the compressor.

3. Cooling:

The water injected into the compression chamber also acts as a cooling medium. As the air is compressed, heat is generated, and the injected water absorbs some of this heat. The water carries away the heat, preventing excessive temperature rise and maintaining optimal operating conditions for the compressor.

4. Separation and Filtration:

After serving its lubrication and cooling purposes, the water needs to be separated from the compressed air. The compressed air and water mixture pass through a separator or filtration system, which separates the water from the compressed air. This can involve mechanisms such as centrifugal force, gravity separation, or filtration media.

5. Water Treatment:

In water lubrication systems, proper water treatment is essential to maintain the quality and performance of the system. Water filtration and purification processes are employed to remove impurities, contaminants, and any solid particles present in the water. This ensures that the injected water is clean and free from any substances that could potentially harm the compressor or the downstream air system.

6. Recirculation or Discharge:

Depending on the specific design of the water lubrication system, the separated water can be recirculated back into the system for reuse or discharged from the compressor. Recirculation systems involve the treatment and filtration of the water before reintroducing it into the compression chamber. Discharge systems, on the other hand, may involve further treatment or disposal of the water in an environmentally responsible manner.

By utilizing a water lubrication system, air compressors can benefit from reduced oil consumption, improved air quality, and enhanced energy efficiency. These systems are commonly employed in industries where oil contamination must be avoided, such as food processing, pharmaceutical manufacturing, and electronics production.

China Custom Food Grade 90kw Oil-Free Screw Precision Electronic Stainless Steel Water Lubricated Air Compressor Manufacturers air compressor for carChina Custom Food Grade 90kw Oil-Free Screw Precision Electronic Stainless Steel Water Lubricated Air Compressor Manufacturers air compressor for car
editor by CX 2024-01-03