Tag Archives: screw injection

China OEM 7.5kw-250kw Electric Water-Cooled Air-Cooled Oil Injection Industrial Screw Air Compressor arb 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

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

 

 

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.

After-sales Service: 18 Months
Warranty: 18 Months
Lubrication Style: Oil-free
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

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air compressor

Can air compressors be used for painting and sandblasting?

Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:

Painting:

Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:

  • Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
  • Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
  • Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.

Sandblasting:

Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:

  • Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
  • Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
  • Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.

When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.

Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.

air compressor

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.

Efficiency:

Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.

Intercooling:

Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.

Applications:

The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

How is air pressure measured in air compressors?

Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:

1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.

2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.

To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.

It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.

When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.

Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.

China OEM 7.5kw-250kw Electric Water-Cooled Air-Cooled Oil Injection Industrial Screw Air Compressor   arb air compressorChina OEM 7.5kw-250kw Electric Water-Cooled Air-Cooled Oil Injection Industrial Screw Air Compressor   arb air compressor
editor by CX 2023-10-09

China 25 Bar 2 Stage Oil Injection Mobile Screw Air Compressor arb air compressor

Item Description

 

DENAIR very hot sale series diesel portable air compressors
Model Machine Diesel Engine
Free Air Shipping and delivery Normal Operating Dimensions Weight  Manufacturer  Model Rated
 Pressure (without towbar)         energy
  m3/min CFM bar(g) psig L*W*H(mm) kg KW
DACY-3.2/8 three.40  120 8 116 2263*1590*1543 9, China
Our manufacturing facility is positioned in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Guarantee phrases of your equipment? 
A3: Two years guarantee for the device and technological assistance in accordance to your requirements.

Q4: Will you give some spare areas of the machines? 
A4: Sure, of training course.

Q5: How extended will you consider to set up manufacturing? 
A5: 380V 50HZ we can supply the products inside of 10 days. Other electricity or other color we will shipping and delivery inside 22 days

Q6: Can you acknowledge OEM orders? 
A6: Indeed, with professional design and style group, OEM orders are highly welcome.
 


/ Piece
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1 Piece

(Min. Order)

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Lubrication Style: Oil-free
Cooling System: Air Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Movable Type

###

Customization:
Available

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DENAIR hot sale series diesel portable air compressors
Model Machine Diesel Engine
Free Air Delivery Normal Working Dimensions Weight  Manufacturer  Model Rated
 Pressure (without towbar)         power
  m3/min CFM bar(g) psig L*W*H(mm) kg KW
DACY-3.2/8 3.40  120 8 116 2263*1590*1543 900 Yangdong YSD490G 32
DACY-4/13 4.00  141 13 189 2570*1860*1720 1200 Cummins QFS2.8-C60 45
DACY-5/7 5.55  196 7 102 2570*1860*1720 1200 QFS2.8-C60 45
DACY-5/10 5.00  177 10 145 2570*1860*1720 1200 QFS2.8-C60 45
DACY-6/7 6.00  212 7 102 2570*1860*1720 1200 QFS2.8-C60 45
DACY-5/13 5.31  187 13 189 3120*1860*1800 1500 QSB3.9-C80-31 60
DACY- 7/7 7.00  247 7 102 3120*1860*1800 1500 QSB3.9-C80-31 60
DACY-7/10 7.00  247 10 145 3120*1860*1800 1500 QSB3.9-C80-31 60
DACY-7/13 7.00  247 13 189 3360*2010*2050 1700 QSB3.9-C100-31 74
DACY-10/8 10.00  353 8 116 3360*2010*2050 1700 QSB3.9-C130-31 74
DACY-9/13 9.00  318 13 189 3360*2010*2050 1700 QSB3.9-C130-31 96
DACY-10/10 10.00  353 10 145 3360*2010*2050 1700 QSB3.9-C130-31 96
DACY-12/7 12.11  428 7 102 3360*2010*2050 1700 QSB3.9-C130-31 96
DACY-8/16 8.01  283 16 232 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-9/15 9.00  318 15 218 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-10/13 10.02  354 13 189 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-11/10 11.00  388 10 145 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-15/8 15.00  530 8 116 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-12/13 12.00  424 13 189 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-14/12 14.00  494 12 174 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-15/10 15.19  536 10 145 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-17/8 17.00  600 8 116 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-18/7 18.00  636 7 102 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-13/18 13.55  478 18 261 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-13/20 13.00  459 20 290 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-15/16 15.00  530 16 232 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-17/13 17.00  600 13 189 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-18/10 18.00  636 10 145 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-23/8 23.00  812 8 116 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-15/18 15.00  530 18 261 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-17/14 17.66  624 14 203 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-20/13 20.67  730 13 189 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-22/10 22.21  784 10 145 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-24/8 24.00  847 8 116 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-18/18 18.28  645 18 261 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-19/14 19.75  697 14 203 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-20/16 20.18  713 16 232 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-21/15 21.00  742 15 218 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-23/13 23.00  812 13 189 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-27/10 27.00  953 10 145 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-28/8 28.00  989 8 116 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-22/20 22.00  777 20 290 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-23/15 23.00  812 15 218 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-25/13 25.00  883 13 189 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-26/12 26.00  918 12 174 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-28/10 28.00  989 10 145 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-32/10 32.25  1139 10 145 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-33/8 33.00  1165 8 116 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-36/7 36.00  1271 7 102 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-26/25 26.00  918 25 363 4700*2100*2900 4800 QSZ13-C550 410
DACY-34/25 34.00  1200 25 363 4700*2100*2900 6800 QSZ13-C550 410
DACY-45/10 46.38  1638 10 145 4715*2160*3200 7000 QSZ13-C550 410
DACY-33/35 33.00  1165 35 508 5000*2200*2900 7200 KTA19-P700 522
DACY-39/25 39.00  1377 25 363 5000*2200*2900 7200 KTA19-P700 522
*)Free air delivery in accordance with ISO 1217 :2009, Annex C: Absolute intake pressure 1 bar(a), cooling and air take tempetature 20 ºC.
Note: Skid-mounted type is available.
Tier-4 standard engine is also available to tailor.

/ Piece
|
1 Piece

(Min. Order)

###

Lubrication Style: Oil-free
Cooling System: Air Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Movable Type

###

Customization:
Available

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###

DENAIR hot sale series diesel portable air compressors
Model Machine Diesel Engine
Free Air Delivery Normal Working Dimensions Weight  Manufacturer  Model Rated
 Pressure (without towbar)         power
  m3/min CFM bar(g) psig L*W*H(mm) kg KW
DACY-3.2/8 3.40  120 8 116 2263*1590*1543 900 Yangdong YSD490G 32
DACY-4/13 4.00  141 13 189 2570*1860*1720 1200 Cummins QFS2.8-C60 45
DACY-5/7 5.55  196 7 102 2570*1860*1720 1200 QFS2.8-C60 45
DACY-5/10 5.00  177 10 145 2570*1860*1720 1200 QFS2.8-C60 45
DACY-6/7 6.00  212 7 102 2570*1860*1720 1200 QFS2.8-C60 45
DACY-5/13 5.31  187 13 189 3120*1860*1800 1500 QSB3.9-C80-31 60
DACY- 7/7 7.00  247 7 102 3120*1860*1800 1500 QSB3.9-C80-31 60
DACY-7/10 7.00  247 10 145 3120*1860*1800 1500 QSB3.9-C80-31 60
DACY-7/13 7.00  247 13 189 3360*2010*2050 1700 QSB3.9-C100-31 74
DACY-10/8 10.00  353 8 116 3360*2010*2050 1700 QSB3.9-C130-31 74
DACY-9/13 9.00  318 13 189 3360*2010*2050 1700 QSB3.9-C130-31 96
DACY-10/10 10.00  353 10 145 3360*2010*2050 1700 QSB3.9-C130-31 96
DACY-12/7 12.11  428 7 102 3360*2010*2050 1700 QSB3.9-C130-31 96
DACY-8/16 8.01  283 16 232 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-9/15 9.00  318 15 218 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-10/13 10.02  354 13 189 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-11/10 11.00  388 10 145 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-15/8 15.00  530 8 116 3155*2110*2295 2050 QSB5.9-C150-31 113
DACY-12/13 12.00  424 13 189 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-14/12 14.00  494 12 174 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-15/10 15.19  536 10 145 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-17/8 17.00  600 8 116 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-18/7 18.00  636 7 102 3388*1760*2620 3600 QSB5.9-C180-31 132
DACY-13/18 13.55  478 18 261 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-13/20 13.00  459 20 290 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-15/16 15.00  530 16 232 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-17/13 17.00  600 13 189 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-18/10 18.00  636 10 145 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-23/8 23.00  812 8 116 3400*1770*2660 4000 QSC8.3-C215-30 160
DACY-15/18 15.00  530 18 261 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-17/14 17.66  624 14 203 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-20/13 20.67  730 13 189 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-22/10 22.21  784 10 145 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-24/8 24.00  847 8 116 3400*1770*2660 4000 QSC8.3-C260-30 194
DACY-18/18 18.28  645 18 261 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-19/14 19.75  697 14 203 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-20/16 20.18  713 16 232 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-21/15 21.00  742 15 218 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-23/13 23.00  812 13 189 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-27/10 27.00  953 10 145 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-28/8 28.00  989 8 116 3780*1980*2685 4400 QSL8.9-C325-30 239
DACY-22/20 22.00  777 20 290 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-23/15 23.00  812 15 218 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-25/13 25.00  883 13 189 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-26/12 26.00  918 12 174 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-28/10 28.00  989 10 145 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-32/10 32.25  1139 10 145 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-33/8 33.00  1165 8 116 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-36/7 36.00  1271 7 102 3960*2160*2905 5500 QSL8.9-C360-30 264
DACY-26/25 26.00  918 25 363 4700*2100*2900 4800 QSZ13-C550 410
DACY-34/25 34.00  1200 25 363 4700*2100*2900 6800 QSZ13-C550 410
DACY-45/10 46.38  1638 10 145 4715*2160*3200 7000 QSZ13-C550 410
DACY-33/35 33.00  1165 35 508 5000*2200*2900 7200 KTA19-P700 522
DACY-39/25 39.00  1377 25 363 5000*2200*2900 7200 KTA19-P700 522
*)Free air delivery in accordance with ISO 1217 :2009, Annex C: Absolute intake pressure 1 bar(a), cooling and air take tempetature 20 ºC.
Note: Skid-mounted type is available.
Tier-4 standard engine is also available to tailor.

Choose an Air Compressor for Your Business

There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
air-compressor

Positive displacement

Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are two different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
air-compressor

Single-stage

The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only one cylinder, which means one stroke is required to move air from one cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the one with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of ​​the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have one air intake, and two-stage air compressors have two air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
air-compressor

low noise

Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The two water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers two models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and two universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.
China 25 Bar 2 Stage Oil Injection Mobile Screw Air Compressor     arb air compressorChina 25 Bar 2 Stage Oil Injection Mobile Screw Air Compressor     arb air compressor
editor by CX 2023-03-31