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China Good quality 22kw 30HP Stainless Steel Silent AC Electric Water Lubrication Medical Oil Free Rotary Screw Air Compressor for Food Pharmaceutical Industrial with Great quality

Product Description

Model :	Oil Free Series
Type:	Oil Free Screw Air Compressor
Working Pressure:	8~12.5bar
Installed Motor Power:	7.5~250 Kw
Capacity:	0.81~39.30 m3/min
Driven Method:	Direct Driven
Power	380V / 3PH / 50HZ / 60HZ 220V / 3PH / 50HZ / 60HZ 440V / 3PH / 50HZ / 60HZ 415V / 3PH / 50HZ / 60HZ Can be customized
Transport Package:	Standard Wooden Packing
Motor protection grade	IP54
Insulation class	F
Outlet Air Humidity	ambient temperature+10ºC

Product Features
In pharmaceutical, electronic, chemical, microbial fermentation, blow moulding, pressure detection and other industrial production, there are many medium-pressure compressed air to be used to 1.6-4.0 MPa in power plants, naval ships, national defense facilities. At present, piston air compressors are mostly used at home and abroad, while piston air compressors are characterized by large vibration, high noise, large leakage and short service life, so their efficiency is very low and the same work is done. The medium pressure oil-free screw machine has compact structure, high working efficiency, low noise, low vibration, easy maintenance, low operating cost and good air quality. At the same time, the series of machines are controlled by micro-computer system. The whole machine has multiple protective performance of pressure, temperature and overload energy.
1.Constant pressure control: high-precision constant pressure control with a pressure fluctuation range within0.01MPa.
2. Variable frequency soft start: remove CHINAMFG current during starting, avoid the power grid impact, prevent the current impact through gradual speed regulation and improve flexibility;
3.No idling: prevent idling of the compressor during running and reduce invalid energy consumption;
3.High performance vector control: low-frequency starting provides a large torque and a low running current, ensuring to get a reasonable torque to drive the air compressor to run stably with the minimum temperature rise of the motor within a wide speed range;

Model	Working pressure	Capacity	Motor power	Noise dB(A)	Inlet and outlet pipe dia. of cooling water	Cooling water volume	Lubricating water	Dimension(mm)	Net weight	Air outlet
	bar	m3/min	kw/hp			Inlet water temp. 32ºC(T/H)	L	LWH	KGS
SGM08	8	1.17	7.5/10	58	3/4″	2	10	8008001100(A) 8008001100(W)	470	3/4″
	10	1.05
	12.5	0.81
SGM11	8	1.65	11/15	60	1″	2.5	26	12007601300(A) 12007601300(W)	580	3/4″
	10	1.42
	12.5	1.10
SGM15	8	2.43	15/20	63	1″	3.5	26	12007601300(A) 12007601300(W)	620	3/4″
	10	2.17
	12.5	1.80
SGM18	8	3.13	18.5/25	65	1″	4	30	14009001450(A) 14009001450(W)	680	1″
	10	2.82
	12.5	2.05
SGM22	8	3.52	22/30	65	1″	5	30	14009001450(A) 14009001450(W)	730	1″
	10	3.21
	12.5	2.78
SGM30	8	5.12	30/40	67	1 1/2″	7	40	155011501500(A) 150011501300(W)	1100	1 1/4″
	10	4.43
	12.5	3.63
SGM37	8	6.30	37/50	67	1 1/2″	9	40	155011501500(A) 150011501300(W)	1150	1 1/4″
	10	5.33
	12.5	4.77
SGM45	8	7.40	45/60	68	1 1/2″	10	90	180013001750(A) 180013001680(W)	1390	2″
	10	6.30
	12.5	5.56
SGM55	8	9.60	55/75	70	1 1/2″	12	120	198014001850(A) 180013001680(W)	1470	2″
	10	8.55
	12.5	7.67
SGM75	8	13.00	75/100	73	1 1/2″	18	120	210016001900(A) 180013001750(W)	2250 1630	2″
	10	11.50
	12.5	9.70
SGM90	8	14.80	90/120	73	1 1/2″	20	180	240016002000(A) 220015501800(W)	2650 2350	2 1/2″
	10	13.90
	12.5	12.60
SGM110	8	19.85	110/150	78	2″	24	180	270016002100(A) 220015501800(W)	2950 2460	2 1/2″
	10	16.66
	12.5	15.56
SGM132	8	23.10	132/175	78	2″	30	240	300017002250(A) 220015501800(W)	3500 2500	2 1/2″
	10	19.97
	12.5	16.90
SGM160	8	28.11	160/200	80	3″	35	240	300018002100(W)	3700	3″
	10	25.45
	12.5	22.52
SGM185	8	33.97	185/250	80	3″	38	300	300018002100(W)	3750	3″
	10	29.00
	12.5	25.21
SGM200	8	36.75	200/275	80	4″	42	300	310018502100(W)	3900	4″
	10	32.78
	12.5	29.24
SGM220	8	39.67	220/300	80	4″	47	360	310018502100(W)	4200	4″
	10	36.75
	12.5	29.63
SGM250	8	43.50	250/350	80	4″	53	360	310018502100(W)	4600	4″
	10	39.30
	12.5	34.00
Motor Protection Class:IP54/IP55 or as per your requests.
Voltage: 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
In the external dimensions: “A” means air cooling, and “W” means water cooling.

Q1: What is the rotor speed for the air end?
A1: 2980rmp.

Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)

Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).

Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.

Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.

Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.

Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.

Q9: Do you have spare parts in stock?
A9: Yes, we do.

Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.

If you are interested in any of our products,please feel free to contact us.
We are looking CHINAMFG to cooperating,growing and developing with your sincerely.

After-sales Service:	Online Support, Dispatched Engineers
Warranty:	1 Year
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

What are the energy-saving technologies available for air compressors?

There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:

1. Variable Speed Drive (VSD) Compressors:

VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.

2. Energy-Efficient Motors:

The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.

3. Heat Recovery Systems:

Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.

4. Air Receiver Tanks:

Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.

5. System Control and Automation:

Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.

6. Leak Detection and Repair:

Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.

7. System Optimization and Maintenance:

Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.

By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.

2. Reduced Airflow:

The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.

3. Decreased Power Output:

Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.

4. Extended Compression Cycle:

At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.

5. Pressure Adjustments:

When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.

6. Compressor Design:

Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.

7. Maintenance Considerations:

Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.

When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.

air compressor

What maintenance is required for air compressors?

Maintaining air compressors is essential to ensure their optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, improves efficiency, and reduces the risk of accidents. Here are some key maintenance tasks for air compressors:

1. Regular Inspection: Perform visual inspections of the air compressor to identify any signs of wear, damage, or leaks. Inspect the compressor, hoses, fittings, and connections for any abnormalities. Pay attention to oil leaks, loose bolts, and worn-out components.

2. Oil Changes: If your air compressor has an oil lubrication system, regular oil changes are crucial. Follow the manufacturer’s recommendations for the frequency of oil changes and use the recommended oil type. Dirty or degraded oil can impact compressor performance and lead to premature wear.

3. Air Filter Cleaning or Replacement: Clean or replace the air filter regularly to ensure proper air intake and prevent contaminants from entering the compressor. Clogged or dirty filters can restrict airflow and reduce efficiency.

4. Drain Moisture: Air compressors produce moisture as a byproduct of the compression process. Accumulated moisture in the tank can lead to rust and corrosion. Drain the moisture regularly from the tank to prevent damage. Some compressors have automatic drains, while others require manual draining.

5. Belt Inspection and Adjustment: If your compressor has a belt-driven system, inspect the belts for signs of wear, cracks, or tension issues. Adjust or replace the belts as necessary to maintain proper tension and power transmission.

6. Tank Inspection: Inspect the compressor tank for any signs of corrosion, dents, or structural issues. A damaged tank can be hazardous and should be repaired or replaced promptly.

7. Valve Maintenance: Check the safety valves, pressure relief valves, and other valves regularly to ensure they are functioning correctly. Test the valves periodically to verify their proper operation.

8. Motor and Electrical Components: Inspect the motor and electrical components for any signs of damage or overheating. Check electrical connections for tightness and ensure proper grounding.

9. Keep the Area Clean: Maintain a clean and debris-free area around the compressor. Remove any dirt, dust, or obstructions that can hinder the compressor’s performance or cause overheating.

10. Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s manual for specific maintenance instructions and recommended service intervals for your air compressor model. They provide valuable information on maintenance tasks, lubrication requirements, and safety precautions.

Regular maintenance is vital to keep your air compressor in optimal condition and extend its lifespan. It’s also important to note that maintenance requirements may vary depending on the type, size, and usage of the compressor. By following a comprehensive maintenance routine, you can ensure the reliable operation of your air compressor and maximize its efficiency and longevity.

China Good quality 22kw 30HP Stainless Steel Silent AC Electric Water Lubrication Medical Oil Free Rotary Screw Air Compressor for Food Pharmaceutical Industrial with Great quality
editor by CX 2023-11-10

China best CHINAMFG High Quality Air End Stationary Rotary Screw Air Compressor air compressor CHINAMFG freight

Product Description

Key Parameters:

MODEL	POWER (KW, HP)	PRESSURE Bar	CAPACITY (m³/min)	WEIGHT Kg	OUTLET POPE DIAMATER	NOISE LEVEL dB
AMQAM7.5A	5.5KW, 7.5HP	7/8/10 Bar	0.65/0.60/0.55	380	G3/4	65
AMQM10A	7.5KW, 10HP	7/8/10 Bar	1.05/0.99/0.90	380	G3/4	65
AMQM15A	11KW, 15HP	7/8/10 Bar	1.68/1.59/1.45	505	G3/4	65
AMQM20A	15KW, 20HP	7/8/10 Bar	2.20/2.10/1.91	505	G3/4	65
AMQPM7.5A	5.5KW, 7.5HP	7/8/10/13 Bar	0.65/0.60/0.55/0.45	380	G3/4	65
AMQPM10A	7.5KW, 10HP	7/8/10/13 Bar	1.05/0.99/0.90/0.75	380	G3/4	65
AMQPM15A	11KW, 15HP	7/8/10/13/15 Bar	1.68/1.59/1.45/1.30/1.14	505	G3/4	65
AMQPM20A	15KW, 20HP	7/8/10/13/15 Bar	2.20/2.10/1.91/1.74/1.50	505	G3/4	65

The powerful features of AIMIQI Compressor System:

1)Security-oriented design.

2)Low energy cunsumption.

3)High efficiency.

4)Low noise.

Warranty:

One year for core and permanent warranty for firmware.

After-sales service:

Video technical support, Online support.

After-sales Service:	Online Support, Video Technical Support, Free Spar
Warranty:	12 Months
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Samples:	US$ 2200/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

How are air compressors utilized in pharmaceutical manufacturing?

Air compressors play a crucial role in pharmaceutical manufacturing, where they are utilized for various critical applications. The pharmaceutical industry requires a reliable source of clean and compressed air to ensure the safety, efficiency, and quality of its processes. Here’s an overview of how air compressors are utilized in pharmaceutical manufacturing:

1. Manufacturing Processes:

Air compressors are used in numerous manufacturing processes within the pharmaceutical industry. Compressed air is employed for tasks such as mixing and blending of ingredients, granulation, tablet compression, coating, and encapsulation of pharmaceutical products. The controlled delivery of compressed air facilitates precise and consistent manufacturing processes, ensuring the production of high-quality pharmaceuticals.

2. Instrumentation and Control Systems:

Pharmaceutical manufacturing facilities rely on compressed air for powering instrumentation and control systems. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control temperature and pressure, and automate various processes. The clean and dry nature of compressed air makes it ideal for maintaining the integrity and accuracy of these critical control mechanisms.

3. Packaging and Filling:

Air compressors are employed in pharmaceutical packaging and filling processes. Compressed air is used to power machinery and equipment for bottle cleaning, labeling, capping, and sealing of pharmaceutical products. Compressed air provides the necessary force and precision for efficient and reliable packaging, ensuring product safety and compliance.

4. Cleanroom Environments:

Pharmaceutical manufacturing often takes place in controlled cleanroom environments to prevent contamination and maintain product quality. Air compressors are used to supply clean and filtered compressed air to these cleanrooms, ensuring a controlled and sterile environment for the production of pharmaceuticals. Compressed air is also utilized in cleanroom air showers and air curtains for personnel and material decontamination.

5. Laboratory Applications:

In pharmaceutical laboratories, air compressors are utilized for various applications. Compressed air is used in laboratory instruments, such as gas chromatographs, mass spectrometers, and other analytical equipment. It is also employed in clean air cabinets, fume hoods, and laminar flow benches, providing a controlled and clean environment for testing, analysis, and research.

6. HVAC Systems:

Air compressors are involved in heating, ventilation, and air conditioning (HVAC) systems in pharmaceutical manufacturing facilities. Compressed air powers the operation of HVAC controls, dampers, actuators, and air handling units, ensuring proper air circulation, temperature control, and environmental conditions in various manufacturing areas.

By utilizing air compressors in pharmaceutical manufacturing, the industry can maintain strict quality standards, enhance operational efficiency, and ensure the safety and efficacy of pharmaceutical products.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

Can air compressors be used for automotive applications?

Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:

1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.

2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.

3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.

4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.

5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.

6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.

7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.

When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.

Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.

China best CHINAMFG High Quality Air End Stationary Rotary Screw Air Compressor air compressor CHINAMFG freight
editor by CX 2023-11-08

China Hot selling Germany Silent Portable Rotary Screw Type Oil Lubricated Air Cooled Compressor Belt / Direct Driven 7.5kw 11kw 15kw 18.5kw 22kw with Dryer, Filters and Tank small air compressor

Product Description

Model	Air Flow (m³/min)				Motor Power	Noise	Tank Volume	Outlet Diameter	Dimension	Weight
Model	7bar	8bar	10bar	13bar	kw	dB	L	inch	*WDH (mm)*	kg
YC-7.5A	1.0	0.8	0.5	0.4	5.5	65	300	G3/4”	16507301530	655
YC-10A	1.1	1.0	0.85	0.7	7.5	65	300	G3/4”	16507301530	680
YC-15A	1.8	1.65	1.5	1.3	11	65	500	G1”	19558001800	785
YC-20A	2.4	2.2	2.1	1.8	15	68	500	G1”	19558001800	810
YC-25A	3.1	3.0	2.7	2.3	18.5	68	500	G1”	196010702012	910
YC-30A	3.8	3.6	3.2	2.5	22	68	500	G11/2”	196010702012	930
Remarks:
1. working ambinent temperature: -5ºC-45ºC;
2. exhausting air temperature ≤ working ambinent temperature +10ºC-15ºC;
3. starting mode: Y-△;
4. exhausting oil content: <3ppm;
5. certificate: CE/ISO9001/ASME;
6. voltage: 380V/220V/400V/440V/415V

Brief Introduction:
Air end: German Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
We offer free pipe and valves for installation and installation diagram

Porduct Features:

1. Combined air compressor is integrated with air compressor, air dryer, filters and air tank.

2. Easy to use. Users can use high-quality compressed air when connected it to the power supply.

3. Complete system with no additional drying system or no connection piping installation cost.

4.It’s convenient for use and movement.

Detailed Photos

Porduct Advantages

1. Air end of screw air compressor
The air end is with state-of-the art screw element and 4 -6 SKF bearings to make sure it plenty of air output and longer lifetime.
2.Electric Motor of the air compressor
Name brand qualified IP54/55 ,F insulation, IE2 , IE3 motor , high efficiency and energy saving.
3. Intake valve of the screw air compressor
High efficiency intake valve protects the compressor components by removing 99% dirty particles down to 3 microns.
4. Oil Air separator
High efficiency separating for oil and air and low oil content in the compressed air.
5. Touch Screen Controller.
6. High efficient Centrifugal fan can give best cooling for screw compressor.
7.Dust proof mesh to protect electrical control system

Manufacturing center

Certifications

Product Case

Use case of rotary screw type air compressor
1. Rotary Screw type air compressors are exported to 132 countries and regions all over the world;
2. All indicators of screw air compressor are stable and the failure rate is low;
3. Perfect after-sales service system, engineers on duty 24 hours a day to provide one-on-1 service to customers at the air compressor use site.

QC Management

Re-factory quality control process:
1.Installation inspection of the whole air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.

Packaging & Shipping

Rotary Screw type Air compressor packing method
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.

F.A.Q

Q1. Why do customers choose us?
Yunshun Electric Machinery Co., Ltd. is a company specializing in screw air compressor for 18 years since 2001. Our German Standard production line helps us get the affirmation from our agents as well as end-user clients.

Q2. Are you a manufacturer or trading company?
We are a professional manufacturer with big modern factory in HangZhou,China.
Both OEM & ODM service can be accepted.

Q3. What’s your delivery time?
Generally 7-10 days, if urgent order, we can arrange, too.

Q4. How long is your air compressor warranty?
2 year for the whole machine and 5years for screw air end, except consumable spare parts.

Q5. How long could your air compressor be used for?
At least 10 years.

Q6. What’s payment term?
T/T, L/C, Western Union, Credit Card, and etc.

Q7. How about your customer service?
24 hours on-line service for all our clients.

Q8. How about your after-sales service?
1. Providing customers with installation online instructions.
2. Well-trained engineers available to overseas service.
3. PlHangZhou for oversea after-sales supporting company.

After-sales Service:	5 Years for The Air End, and 2 Years for The Whole
Warranty:	2 Years
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal

Customization:	Available \|

air compressor

What are the energy-saving technologies available for air compressors?

1. Variable Speed Drive (VSD) Compressors:

2. Energy-Efficient Motors:

3. Heat Recovery Systems:

4. Air Receiver Tanks:

5. System Control and Automation:

6. Leak Detection and Repair:

7. System Optimization and Maintenance:

air compressor

What is the energy efficiency of modern air compressors?

Variable Speed Drive (VSD) Technology:

Air Leakage Reduction:

Efficient Motor Design:

Optimized Control Systems:

Air Storage and Distribution:

Energy Management and Monitoring:

air compressor

How does an air compressor work?

An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:

1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.

2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.

3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.

4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.

5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.

6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.

China Hot selling Germany Silent Portable Rotary Screw Type Oil Lubricated Air Cooled Compressor Belt / Direct Driven 7.5kw 11kw 15kw 18.5kw 22kw with Dryer, Filters and Tank small air compressor
editor by CX 2023-10-30

China factory Fixed Speed Frequency 15kw 20HP 7-13bar 116-188 CHINAMFG Cheap Industrial Air-Compressors Silent Rotary Screw Air Compressor lowes air compressor

Product Description

Power Frequency Direct drive screw air compressor
♦ Intelligent Touch-Screen Design
♦ Direct Driver
♦ Oil Gas Separator
♦ Oil Filter
♦ Air Filter
♦ Stainless Steel
♦ Piping Design

1. Remain more than 96% efficient under any load, Save energy 38% more than ordinary motor.
2. Use coaxial integration structure design, No need to use transmission components such as belt, gear, and shaft coupling, No transmission loss completely, and Transmission efficiency reaches 1 high strength impact resistance tests to ensure stability and durability.

Control Panel
Real-time observation of the compressor operation status: Host, fans, exhaust gas temperature, exhaust pressure, power output, total electricity consumption, fault messages, 24-hour customer service line.Multifunction Design: Data curve, parameter settings, device information, data query.
Air Filter
A high-quality filter, that filter the dirt in the air reliably, and dust particles can be controlled below 0.3 microns, with filtering accuracy up to 99.99%.

ZheJiang CHINAMFG Gas Compressor Manufacturing Co., Ltd. founded in 2005, is a leading high technology machine and equipment manufacturer integrating the design, R&D, production, sales, and service for air compressors & Mining Equipment. Adopting advanced technology, design concept, and quality control, we are able to provide customized products to meet customers’ OEM needs.

Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With a total of 15000 square meters of the facility, 4 modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of “ZheJiang high-tech enterprise” and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.

We offer the following products and services:
1. Screw air compressor
    1.1 Oil-free screw air compressor
    1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
    2.1 Piston air compressor
    2.2 Oil-free piston air compressor
    2.3 Piston medium & high-pressure air compressor
3. Portable air compressor & Mining Equipment
    3.1 Diesel or Electric portable screw air compressor
    3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
    4.1 CHINAMFG or Adsorption compressed air drier
    4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company’s material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. which will ensure each compressor has reliable quality and has a complete record to trace if needed.

Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.

Q: How can we start ordering with your factory?
A: First, leave us an inquiry and advise which item you’re interested in, and then we will contact you in 24 hours. You’re so kind if provide all the detailed information, will be better for us to know exactly what you need.

Q: What is your MOQ?
A: Different products have different MOQs, most are 1 set.

Q: What are your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages.

Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q: Do you have a trading company or a real factory?
A: We are a 100% factory; we are located in ZheJiang city, China.

After-sales Service:	Online Support
Warranty:	1 Years
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Structure Type:	Closed Type

Samples:	US$ 1500/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

What are the energy-saving technologies available for air compressors?

1. Variable Speed Drive (VSD) Compressors:

2. Energy-Efficient Motors:

3. Heat Recovery Systems:

4. Air Receiver Tanks:

5. System Control and Automation:

6. Leak Detection and Repair:

7. System Optimization and Maintenance:

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

2. Reduced Airflow:

3. Decreased Power Output:

4. Extended Compression Cycle:

5. Pressure Adjustments:

6. Compressor Design:

7. Maintenance Considerations:

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 factory Fixed Speed Frequency 15kw 20HP 7-13bar 116-188 CHINAMFG Cheap Industrial Air-Compressors Silent Rotary Screw Air Compressor lowes air compressor
editor by CX 2023-10-27

China OEM Industrial CHINAMFG Silent Portable Diesel Rotary Screw Air Compressor air compressor CHINAMFG freight

Product Description

7-35 Bar Industrial Heavy Duty High Pressure Oil Injected Direct Driven Diesel Engine Portable Mobile Rotary Screw Type Air Compressor Advantages

Use Germany KAPP machine and German manufacturing technique to process the compression element, the components manufactured to the highest standards and precision aligned roller-bearings ensure long service life with maximum reliability.

Heavy-duty CHINAMFG diesel engine for extended operation.

Excellent components, for example, Germany CHINAMFG oil filter and CHINAMFG electronics for high performance.

Automatic operation system helps the operator to master the operating skills quickly, unattended operation and remote control are available.

Conform to CE, ISO9001 and energy saving certification, etc.

Applications: mining, hydropower, oil and gas exploitation, borehole, shipyard, construction, chemical industry, quarry, sandblasting, pipeline pressure test, public works, etc.

DENAIR Certification

The Technical Parameter Of Diesel Engine Portable Rotary Screw Air Compressor

DENAIR hot sale series diesel portable air compressors
Model	Machine						Diesel Engine
	Free Air Delivery		Normal Working Pressure		Dimensions (without towbar)	Weight	Manufacturer	Model	Rated power
	Free Air Delivery		Normal Working Pressure		Dimensions (without towbar)	Weight			Rated power
	m3/min	CFM	bar(e)	psig	LWH(mm)	kg			KW
DACY-3.2/8	3.98	140	8	116	226515901575	900	yangdong	YSD490G	32
DACY-5/7	5.72	202	7	102	307519002040	1350	Cummins	QSB3.9-C80-31	60
DACY-6/7	5.72	202	7	102	307519002040	1350		QSB3.9-C80-31	60
DACY-7.5/7	7.50	265	7	102	307519002040	1350		QSB3.9-C80-31	60
DACY-12/7	12.00	424	7	102	322020002355	1700		QSB3.9-C130-31	96
DACY- 8.5/10	10.28	363	10	145	322020002355	1700		QSB3.9-C130-31	96
DACY-13/8	13.00	459	8	116	353020902325	2050		QSB5.9-C150-31	113
DACY-11/10	11.27	398	10	145	353020902325	2050		QSB5.9-C150-31	113
DACY-10/13	10.05	355	13	189	353020902325	2050		QSB5.9-C150-31	113
DACY-9/14	9.00	318	14	203	353020902325	2050		QSB5.9-C150-31	113
DACY-14/12	14.00	494	12	175	340017702670	3600		QSB5.9-C180-31	132
DACY-10/20	12.52	442	20	290	340017702670	4000		QSC8.3-C215-30	160
DACY-22.5/14G	22.50	794	14	203	382019802680	4400		QSL8.9-C325-30	239
DACY-22/20	22.00	777	20	290	400023002750	5500		QSL8.9-C360-30	264
DACY-32/10	32.00	1130	10	145	472021603200	5500		QSZ13-C400-30	298
DACY-45/10	47.77	1687	10	145	472021603200	6500		QSB5.9-C150-31	415
DACY-33/35	33.48	1182	35	508	451021603170	6900		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.

*) Specifications are subject to change without prior notice
40 more models, pls inquire to us online!

DENAIR Factory

DENAIR Hannover Messe 2017

DENAIR Diesel Portable Air Compressor Packing

We carefully selected for you the classic case

DENAIR Diesel Portable Air Compressor in Thailand

Project Name: Tunnel construction in Chiengmai, Thailand

Product Name: 10m3/min 13bar & 17m3/min 13bar diesel portable screw air compressor

Model No. & Qty: DACY-10/13 x 1, DACY-17/13 x 2

Working Time: From November, 2015 till now

Event: From November 18 to 24th, 2015, DENAIR service team Allen, Gao zhingmeng and CHINAMFG visited our VIP customer in Chiengmai, Thailand for Installation guide, commissioning & technical training for diesel portable air compressors. The 3 units of air compressor are used for supporting the drilling rigs. DENAIR professional service team and reliable products impressed on the customers at the working site.

FAQ

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

Q2: What the exactly address of your factory?
A2: Our company is located in No. 6767, Tingfeng Rd. Xihu (West Lake) Dis.n District, ZheJiang 201502, China
And our factory is located in 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.

Warranty:	2years
Lubrication Style:	Lubricated
Cooling System:	Air Cooling

Customization:	Available \|

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	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 are air compressors utilized in the aerospace industry?

Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:

1. Aircraft Systems:

Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.

2. Ground Support Equipment:

Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.

3. Component Testing:

Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.

4. Airborne Systems:

In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.

5. Environmental Control Systems:

Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.

6. Engine Testing:

In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.

7. Oxygen Systems:

In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.

It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.

air compressor

Can air compressors be used for inflating tires and sporting equipment?

Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:

1. Tire Inflation:

Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.

2. Sporting Equipment Inflation:

Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.

3. Air Tools for Inflation:

Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.

4. Adjustable Pressure:

One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.

5. Efficiency and Speed:

Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.

6. Portable Air Compressors:

For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.

It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.

air compressor

How does an air compressor work?

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

China OEM Industrial CHINAMFG Silent Portable Diesel Rotary Screw Air Compressor air compressor CHINAMFG freight
editor by CX 2023-10-26

China best Water Cooling 355kw Energy Saving Low Noise Industrial Oil Free Dry Rotary Screw Air Compressor small air compressor

Product Description

	Specification
	Model	Capacitiy (FAD)M³/min			Power kw	Noise level db	Weight KG
	Model	7bar	8.5bar	10bar	Power kw	Noise level db	Water Cooling	Air Cooling
OFA1	OFA15	2.4	2.1	1.8	15	74		1,030
	OFA22	3.7	3.2	2.7	22	74		1,070
	OFA30	4.8	4.4	4.0	30	74		1,300
	OFA37	5.9	5.3	5.0	37	74		1,355
	OFA45	7.0	6.5	6.1	45	74		1,390
OFA2	OFA55	9.2	7.9	7.3	55	74		1,860
	OFA75	12.2	11.2	10.7	75	74		1,935
	OFA90	14.7	13.5	12.7	90	74		2,000
OFA3	OFA110	19.3	17.2	16.0	110	74		3,660
OFA3	OFA132	22.9	19.5	18.8	132	74		3,700
OFA4	OFA160	29.4	25.7	23.8	160	74		5,300
	OFA200	36.6	33.1	30.4	200	74		5,380
	OFA250	44.5	41.0	37.4	250	74		5,450
	OFA275	47.4	43.0	41.0	275	74		5,500
OFA5	OFA315	51.5	47.6	46.0	315	74		6,000
OFA5	OFA355	56.3	52.6	50.4	355	74		9,050
OFW1	OFW37	5.9	5.3	5.0	37	74	1,355
OFW1	OFW45	7.0	6.5	6.1	45	74	1,450
OFW2	OFW55	8.8	7.9	7.3	55	74	1,800
	OFW75	11.9	11.2	10.7	75	74	1,850
	OFW90	14.3	13.5	12.7	90	74	1,925
OFW3	OFW110	19.1	17.1	16.0	110	74	2,635
OFW3	OFW132	21.9	19.6	18.9	132	74	2,760
OFW4	OFW160	28.3	26.1	24.2	160	74	3,850
	OFW200	36.1	33.1	30.4	200	74	4,000
	OFW250	43.1	41.0	37.0	250	74	4,100
	OFW275	46.4	43.0	41.0	275	74	4,300
OFW5	OFW315	50.9	47.6	46.0	315	74	6,550
	OFW355	56.3	52.6	50.4	355	74	6,950
	OFW400	62.1	57.8	55.8	400	74	7,050
	OFW450	76.5	71.5	63.8	450	74	8,400
	OFW500	83.9	78.3	73.1	500	74	8,400
	OFW630	102.9	95.7	89.0	630	74	9,125
	OFW750	122.8	109.6	101.8	750	74	9,225

Company Profile

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

Product Features

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

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of oil free air compressors. More than 20 years of experience in air compressor manufacturing.

Q2. What’s payment term ?
A: T/T, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q3. How about your after-sales service ?
A: 1.We can provide customers with installation and commissioning online instructions.

Q4. How about your warranty?
A: One year for the whole machine and 5 years for screw air end, except consumable spare parts.

Q5. Do you have any certificate ?
A: Yes, we can offer CE ,ISO and certificate as clients’ demande.

Q6. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Each compressor must pass at least 8 hours of continuous testing before leaving the factory.

Q7.How long could your air compressor be used?
A: Usually, more than over 10 years.

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

Customization:	Available \|

air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

Can air compressors be integrated into automated systems?

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

Pneumatic Automation:

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

Control and Regulation:

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

Sequential Operations:

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

Energy Efficiency:

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

Monitoring and Diagnostics:

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

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

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

air compressor

What are the key components of an air compressor system?

An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.

2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.

3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.

4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.

6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.

7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.

8. Regulator: The regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications, ensuring a consistent and safe supply of compressed air.

9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.

10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.

These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.

China best Water Cooling 355kw Energy Saving Low Noise Industrial Oil Free Dry Rotary Screw Air Compressor small air compressor
editor by CX 2023-10-26

China high quality 185kw 200kw 250kw CHINAMFG Oil-Injected Fixed Speed Rotary Screw Air Compressor 50Hz 60Hz supplier

Product Description

Crownwell Oil-Injected Rotary Screw Compressors

CWD 7-400 & CWD 7-400 PM
Power output: 7-400 kW / 10-500 hp
Delivery rate: 0.8-71.2 m3/min / 28-2514 cfm
Pressure range: 7-13 bar / 100-190 psig

CROWNWELL COMPRESSOR – HIGHEST STHangZhouRD

SIMPLICITY BUT NOT SIMPLE

For 3 generations, customers from mechanical engineering, industry and trade have relied on CHINAMFG know-how when it comes to plHangZhou, developing and manufacturing compressed air systems. They are fully aware of the fact that CHINAMFG AIR is more than just ordinary compressed air: utmost safety, outstanding efficiency, excellent quality, maximized flexibility along with dependable service are the ingredients to transform CHINAMFG AIR into air to work with – in China, in Asia and in more than 102 countries around the world.

The III generation, the basis for economical compressed air production

The Know-How
More than decades of know-how in manufacturing for the compressed air market. World wide knowledge in different compressed air applications have guided the development of customer specified stationary screw compressors.

Technical Advancement for your Benefit
The advantage of CHINAMFG lies in its simplified construction. Fewer components are utilized. This means a 60% reduction in main and wearing parts and over 70% fewer pipes and connections. In turn, this greatly reduces the risk of leakages, making the system environmentally friendly. Safe direct drive operation without V-belt transmission.

The CHINAMFG CHINAMFG works in the following way:
Ambient air is drawn through the intake filter and the multifunctional control system into the CHINAMFG block. This block consists of a pair of screw rotors. The main rotor, driven by an electric motor, takes the secondary rotor with it. The air is drawn in by the rotation of both of the interlocking rotors and is continually compressed. During rotation, coolant is injected into the rotors and forms a hydrostatic film between the main and secondary rotors. The function of the coolant is to seal the rotors, lubricate the bearings and adsorb the compression heat. Before compressed air leaves the compressor ( at 80 ºC approx.) it is separated from the coolant before being cooled in the aftercooler to approx.. 8ºC to 12ºC above the ambient temperature. The coolant then passes to the thermostatic control block and filter, before entering the cooler where it is cooled from approx.. 80ºC down to 50ºC. It is then injected back into the CHINAMFG block.

Features:
Direct drive via flexible coupling.
Fully encapsulated CHINAMFG CHINAMFG block.
Standard electric motor Protection Index IP23 and IP54.
User friendly service access.
Top quality, washable, oil resistant sound insulation.
Ready for operation, prewired and fully enclosed.
With operating mode selector switch Automatic-Off-Continuous.
Centrally mounted cooling fan provided for compressed air and lubricant coolers.
Compact and neat cabinet design.

Optional Equipment:
Sense of rotation
Multiple unit control with automatic base load selection
Full motor protection
Mains isolator switch for wall mounting

Beyond these features we offer a wide choice of compressed air accessories in reference to our compressor product range.
Energy Recovery Systems CROWNWELL-THERM
Compressed Air Filters
Compressed Air Dryers
Condensate Traps
Oil-Water Separators
Compressed Air Receivers

Crownwell OIL-INJECTED FIXED SPEED COMPRESSOR

TECHNICAL SPECIFICATIONS CWD 7-400
(7.5-400kW / 10-500hp)

Model	Motor Power kW / hp	Free Air Delivery m3/min				Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
Model	Motor Power kW / hp	7barg	8barg	10barg	13barg	Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
CWD7	7.5 / 10	1.3	1.2	1.0	0.8	66	880700920	240
CWD11	11 / 15	1.7	1.6	1.4	1.2	68	10807501000	400
CWD15	15 / 20	2.5	2.3	2.1	1.9	68	10807501000	420
CWD18	18.5 / 25	3.2	3.0	2.7	2.4	68	12808501160	550
CWD22	22 / 30	3.8	3.6	3.2	2.8	68	12808501160	580
CWD30	30 / 40	5.3	5.0	4.5	4.0	68	12808501160	600
CWD37	37 / 50	6.8	6.2	5.6	5.0	68	140010001290	800
CWD45	45 / 60	8.0	7.3	7.0	5.9	72	140010001290	850
CWD55	55 / 75	10.1	9.5	8.7	7.8	72	180012301570	1660
CWD75	75 / 100	13.6	12.8	12.3	10.2	72	180012301570	1800
CWD90	90 / 125	16.2	15.5	14.0	12.5	72	180012301570	1900
CWD110	110 / 150	21.2	19.8	17.8	15.5	72	240014701840	2500
CWD132	132 / 180	24.5	23.2	20.5	17.8	75	240014701840	2700
CWD160	160 / 215	28.8	27.8	25.0	22.4	75	240014701840	3000
CWD185	185 / 250	32.5	31.2	28.0	25.8	75	315019802150	3500
CWD200	200 / 270	36.0	34.3	30.5	28.0	82	315019802150	4000
CWD250	250 / 350	43.0	41.5	38.2	34.9	82	315019802150	4500
CWD315	315 / 400	51.0	50.2	44.5	39.5	82	315019802150	6000
CWD355	355 / 450	64.0	61.0	56.5	49.0	84	315019802150	6500
CWD400	400 / 500	71.2	68.1	62.8	52.2	84	315019802150	7200

Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)

Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F

Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power

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 are air compressors utilized in the aerospace industry?

1. Aircraft Systems:

2. Ground Support Equipment:

3. Component Testing:

4. Airborne Systems:

5. Environmental Control Systems:

6. Engine Testing:

7. Oxygen Systems:

air compressor

Can air compressors be used for inflating tires and sporting equipment?

1. Tire Inflation:

2. Sporting Equipment Inflation:

3. Air Tools for Inflation:

4. Adjustable Pressure:

5. Efficiency and Speed:

6. Portable Air Compressors:

air compressor

In which industries are air compressors widely used?

Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:

1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators.

2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists.

3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes.

4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems.

5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage.

6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging.

7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing.

8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment.

9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes.

These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.

China high quality 185kw 200kw 250kw CHINAMFG Oil-Injected Fixed Speed Rotary Screw Air Compressor 50Hz 60Hz supplier
editor by CX 2023-10-24

China Best Sales High Efficiency Electric Rotary Screw Type Air Compressor for Industrial wholesaler

Product Description

COMPANY PROFILE

KY-200KYG Air Compressor (can be customized) :

GENERAL FEATURES:
Permanent magnet inverter compressor because of its energy saving and high efficiency has become a hot and bright spot of the industry, the original air compressor energy consumption on the market, is gradually being the permanent magnet inverter compressor to replace or replacement, users can directly bring cost saveing of 20%-40%.
With the development of science and technology, air compressor is widely used in many industries such as machinery, metallurgy, building materials, electric power, chemical industry, food, textile and so on. However, the air compressor belongs to the high energy consumption equipment, power consumption in some industries accounted for more than 30% og the power consumption of production, it is commonly known as “electric tiger”.
SPECIAL FEATURES:
1,AIR PRESSURE STABILLTY
Due to the use of screw air compressor variable frequency stepless speed regulation characteristics of inverter, inverter controller or regulator through internal PID, can smoothly start; on consumption volatility is relatively large occasions, and can quicklyh adjust the response. Compared with the upper and lower limit switch control of the power frequency operation, the air pressure stability increases exponentially.
2,START NO IMPACT
Because the transducer itself contained the function of soft starter, starting current within the maximum rated current of 1.2 times, compared with the start frequency in general more than 6 times the rated current, start a little impact.
This impact is not only on the grid, the impact of the entire mechanical system, but also greatly reduced.
3,VARIABLE FLOW CONTROL
Power driven air compressor can only work in an exhaust, inverter air compressor can work in a wide range of exhaust. Frequency converter is based on the actual use of gas in real time to adjust the motor speed to control the amount of exhaust.
When the air volume is low, the air compressor can be automatically dormant. thereby greatly redcing the energy loss. The optimized control strategy can further improve the energy saving effect.
4,AC POWER SUPPLY VOLTAGE BETTER
Because of the over modulation technology of the inverter, the output voltage of the motor can be output when the voltage of the AC power supply is low, and the voltage of the output to the motor is too high.
For the generation of power, frequeucy conversion drive can show its advantages.
5,AC POWER SUPPLY VOLTAGE BETTER
Most of the working condition of the frequency conersion system is lower than the rated speed of the work, the host machine noise and wear down, prolongmain- tenance and service life.
If the fan is also driven by frequency conversion, can significantly reduce the nosie of air compressor work.

TECHNICAL PARAMETERS:

Model	Power	Pressure (Mpa)	Air flow	Noise	Stage	Exit pipe diameter	Weight (KG)	Dimensions (mm(LxWxH)
PE-10AVF	7.5	8	1.0	60±2	Single grade	3/4	280	1000600100
		10	0.8
PE-20AVF		8	2.2	60±2	Single grade	1	480	11508001280
		10	1.8
PE-30AVF	22	8	3.8	62±2	Single grade	11/4	520	11508001280
		10	3.0
PE-40AVF	30	8	5.0	63±2	Single grade	11/4	550	11508001280
		10	4.4
PE-50AVF	37	8	6.8	63±2	Single grade	11/2	650	130010001450
		10	5.4
PE-60AVF	45	8	8.0	65±2	Single grade	11/2	750	130010001450
		10	6.8
PE-75AVF		8	9.7	65±2	Single grade	2	1200	170012701500
		10	8.6
PE-100AVF	75	8	13.2	65±2	Single grade	2	1350	170012701500
		10	16.1

ENERGY-SAVING EFFECT OF TWO-STAGE COMPRESSION:

According to the engineering thermodynamics theory, it is the most economical for the compressor with isothermal compres-
sion.Two-stage oil-injection screw air compressor is designed based on the above theory, it fully improves the cooling function through oil injection during the two-stage compression, plus the inter-stage cooling, by ensuring the temperature is above the pressure dew point, it can be close to isothermal compression as possible, so as to achieve the energy-saving effect.
At the same time, due to low compression ratio of the two-stage airend, the “internal leakage”is largely reduced in the compression process compared with the single-stage compression airend with the same power and same discharge pressure.On the contrary, the diplacement is increased, which means that the efficiency is increased, and the specific power is reduced.
Compared with the ordinary two-stage permanent magnetic compressor on the market,Moair uses the two-drive and two-stage compres- sion, which directly avoids the power loss inside the gear set.
Energy-saving advantages:
1,To reduce the bearing load, and improve the volumetric efficincy;
2,In the case of partial load operation, it can improve efficiency and become energy saving to a better extent.
3,The energy saving of two-stage screw air compressor is up to 15%-25% than that of the one-stage air compressor, which can save the considerable electricity fees every year.

About shipping

Company information

Why choose us?

Certificate

FAQ:

1.Q:What do you need machine and quotation?

A: According to capacity and factory size ,we can give you details.

2.Q: Are you trading company or manufacturer ?

A:We are factory.

3.Q:How do we pack machine?

A:Exporting wooden cases

4.Q:Lead time

A:Around 25-30 days after the receipt of your deposit.

Type:	High Pressure Gun
Usage:	Paint Spray Gun, Washing Gun, Hopper Gun, Garden Gun
Working Style:	Rotary Type
Air Wrench Type:	Pulse pneumatic wrench
Pneumatic Drill Range:	Tunnel
Degree of Automation:	Automatic

Customization:	Available \|

air compressor

How are air compressors utilized in the aerospace industry?

1. Aircraft Systems:

2. Ground Support Equipment:

3. Component Testing:

4. Airborne Systems:

5. Environmental Control Systems:

6. Engine Testing:

7. Oxygen Systems:

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

Are there portable air compressors available for home use?

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

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

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

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

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

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

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

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

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

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

China Best Sales High Efficiency Electric Rotary Screw Type Air Compressor for Industrial wholesaler
editor by CX 2023-10-21

China best Used Rotary Kompressor Screw Industrial Air Compressor CHINAMFG Zr75VSD air compressor parts

Product Description

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

100% oil-free air
Your activities in pharmaceutical production, food processing,
critical electronics or in a similarly exacting industry demand
the best air quality for a guaranteed end product and production
process. Designed with your specific applications in mind, our
rotary tooth compressors eliminate the risks of oil
contamination and the accompanying product spoilage, brand
damage and delays that represent extra costs. Preventing oil
from entering the compression process is a necessity for the
generation of consistent 100% oil-free air. Certified ISO 8573-1
CLASS 0 by the renowned TÜV institute, the ZR/ZT ensure the
safety of your application and at the same time allow you to
enjoy lower operating and maintenance costs.

Reduced energy costs
As energy accounts for more than 70% of a compressor’s
lifecycle costs (LCC), its importance is obvious. The most
cost-effective compressed air solution optimizes the pressure,
volume and air treatment equipment for each production
process. Our ZR/ZT compressors provide you with the ultimate
all-in-1 package to decrease your electricity bill by an average
of 35%. To help you save energy, regardless of whether you
require a low or high-capacity compressor, our VSD range has
been expanded with the ZT 22 VSD and the ZR/ZT 55 VSD.

Proven peace of mind
For 60 years, CHINAMFG has been leading the industry in
oil-free compressed air technology, drawing on vast experience
and continuous technological innovations. You can rest assured
at all times: severe certification and testing procedures are
conducted to ensure air is supplied to the highest standards of
quality control. Backed by extensive know-how in the field of
developing the most reliable quality air solutions, we are the
only manufacturer that offers such a vast range of different
technologies to match your exact needs. This ensures that you
can always find the perfect solution for your specific application.

ZR/ZT 75-90VSD(FF)
Model	FAD			Noise	Weight
	I/s	m³/min	cfm	dB(A)	standard		FF
					kg	Ibs	kg	Ibs
ZR 75VSD-8.6
max	221.7	13.3	470	74	1925	4244	2170	4784
min	74.7	4.5	159
ZR75VSD-10.4
max	196.3	11.8	417	74	1925	4244	2170	4784
min	74	4.4	155
ZR90VSD-8.6
max	258.4	15.5	547	74	1970	4343	2220	4894
min	74.7	4.5	159
ZR90VSD-10.4
max	236.6	14.2	502	74	1970	4343	2220	4894
min	74	4.4	155
ZT 75VSD-8.6
max	216.7	13	459	76	2030	4475	2630	5798
min	75	4.5	159
ZT 75VSD-10.4
max	196.7	11.6	410	76	2030	4475	2630	5798
min	94.6	4.4	155
ZT90VSD-8.6
max	256.7	15.1	534	76	2100	4630	2700	5952
min	75	4.5	159
ZT90VSD-10.4
max	231.7	13.9	491	76	2100	4630	2700	5952
min	94.6	4.4	155
ZR 132VSD-8.6
max	373.3	22.4	791	74	2870	6327	3500	7716
min	128.2	7.7	272
ZR132VSD-10.4
max	336.7	20.2	713	74	2870	6327	3500	7716
min	137.3	8.2	291
ZR160VSD-8.6
max	415	24.9	879	74	2870	6327	3500	7716
min	128.2	7.7	272
ZR160VSD-10.4
max	383.3	23	812	74	2870	6327	3500	7716
min	137.3	8.2	291
ZR250VSD-8.6
max	715	42.9	1515	73	4710	10384	6400	14110
min	242	14.5	513
ZR250VSD-10.4
max	640	38.4	1356	73	4710	10384	6400	14110
min	321.6	19.3	681
ZR315VSD-8.6
max	788.3	47.3	1670	73	4710	10141	6400	14110
min	242	14.5	513
ZR315VSD-10.4
max	700	42	1483	73	4710	10141	6400	14110
min	321.6	19.3	681
ZT132VSD-8.6
max	363.3	21.8	770	73	3820	8422	4330	9546
min	126.7	7.6	268
ZT132VSD-10.4
max	330	19.8	699	76	3820	8422	4330	9546
min	198.7	11.9	421
ZT160VSD-8.6
max	400	24	848	73	3820	8422	4330	9546
min	126.7	7.6	268
ZT160VSD-10.4
max	370	22.2	784	76	3820	8422	4330	9546
min	198.7	11.9	421
ZT250VSD-8.6
max	696.7	41.8	1476	78	5700	12566	6950	15322
min	237.1	14.2	502
ZT250VSD-10.4
max	638.3	38.3	1352	78	5700	12566	6950	15322
min	416	25	881
ZT315VSD-8.6
max	750	45	1589	78	5700	12566	6950	15322
min	237.1	14.2	502
ZT315VSD-10.4
max	688.3	41.3	1458	78	5700	12566	6950	15322
min	416	25	881

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

Customization:	Available \|

air compressor

How are air compressors employed in the petrochemical industry?

Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:

1. Instrumentation and Control Systems:

Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.

2. Pneumatic Tools and Equipment:

Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.

3. Process Air and Gas Supply:

Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.

4. Cooling and Ventilation:

Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.

5. Nitrogen Generation:

Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.

6. Instrument Air:

Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.

By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

How is air pressure measured in air compressors?

China best Used Rotary Kompressor Screw Industrial Air Compressor CHINAMFG Zr75VSD air compressor parts
editor by CX 2023-10-20

China Professional 30kw 40HP Silent Screw Air Compressor Industrial Rotary air compressor for car

Product Description

CHINAMFG 30kw 40HP Fixed Speed screw air compressor

OPPAIR 30kw 40HP Fixed Speed screw air compressor

FAQ

Q1: Why do customers choose us?
A: ZheJiang CHINAMFG Machinery Manufacturing Co., Ltd. has a history of 16 years. We specialize in the production of screw air compressors. We warmly welcome your small trial orders for quality or market testing, and we offer special services.

Q2: Are you a manufacturer or a trading company?
A: We are a professional manufacturer with a large modern factory in HangZhou, China. OEM and ODM services can be accepted.

Q3: What is your delivery time?
A: 380V 50HZ We can ship within 10 days. It takes 20 days for other voltages, if you need to rush, please contact our sales staff in advance.

Q4: How long is the warranty period of your air compressor?
A: One year for the whole machine and 2 years for the screw host, excluding consumables.

Q5: How long can your air compressor last?
A: More than 10 years under normal use.

Q6: What are the payment terms?
A: T/T, L/C, Western Union, Credit Card, etc. We can also accept USD, RMB, EUR and other currencies.

Q7: Will you provide some spare parts for the machine?
A: Yes, of course.

Q8: Can you accept OEM orders?
A: Yes, with a professional design team, OEM orders are very welcome.

Q9: What kind of trade terms can you accept?
A: Available trade terms: FOB, CIF, EXW, etc.

Q10: How about the product packaging?
A: We strictly pack our products in standard airworthy boxes.

After-sales Service:	1year
Warranty:	1year
Lubrication Style:	Oil-less
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Angular

Samples:	US$ 3460/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

How are air compressors employed in the petrochemical industry?

1. Instrumentation and Control Systems:

2. Pneumatic Tools and Equipment:

3. Process Air and Gas Supply:

4. Cooling and Ventilation:

5. Nitrogen Generation:

6. Instrument Air:

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

Can air compressors be used for automotive applications?

China Professional 30kw 40HP Silent Screw Air Compressor Industrial Rotary air compressor for car
editor by CX 2023-10-18

Product Description

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DENAIR Hannover Messe 2017DENAIR Diesel Portable Air Compressor PackingWe carefully selected for you the classic case

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Certificate

2.Q: Are you trading company or manufacturer ?

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How is air pressure measured in air compressors?

Product Description

How are air compressors employed in the petrochemical industry?

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Can air compressors be used for automotive applications?

DENAIR Hannover Messe 2017

DENAIR Diesel Portable Air Compressor Packing

We carefully selected for you the classic case