Tag Archives: screw screw

China supplier Energy-Saving Screw Air Compressor for Textile Machine with Hot selling

Product Description

Feature 1:

4-screw compression air-end
Advantage:
Low compression ratio
Low temperature rising
Low air leakage
Benefit:

15% energy-saving

Feature 2:
IE4 Permanent magnet motor /
Advantage:
Motor efficiency 97%
Benefit:
5% energy-saving

Feature 3:
2-VFD System
Advantage:
Constant pressure output to remove pressure fluctuation and off-load
Constant temperature output at 80~85ºC
Low starting current to protect components
Benefit:
15% energy-saving

Feature 4:
Customized pressure system
Advantage:
Avoid excess pressure waste
Benefit:
7% energy-saving

HangZhou CHINAMFG group company is composed of the following 3 companies:

1)HangZhou CHINAMFG Textile Machinery Co., Ltd

Medical gauze air jet loom

Terry towel air jet loom

Clothes fabric air jet loom

Fiberglass fabric air jet loom

Warping & Sizing machine

Dyeing machine

Medical gauze production line

Terry towel production line

Bedsheet production line

2)HangZhou CHINAMFG medical supplies Co., Ltd

Face mask/KN95 mask

Flat Face mask machine

KN95 face mask machine

Protective clothing

Forehead thermometer

PVC gloves

3)HangZhou EECO International Trade Co., Ltd

Textile assistant equipment

Air compressor

Air condition

Boiler

Woodworking machine

Textiles

Rayon fabric

Terry towel

Home textile

We mainly have 3 factories in HangZhou city. All located in Xihu (West Lake) Dis. zone, HangZhou city, ZheJiang province, China.

Our advantages:

1. Full production line service: Equipment supply, installation, and technique support.

Specially for medical gauze and terry towel.

2. Electric cart: We cooperate with many trade company, and has exported it to many countries

Our mission: Customer is our family, we do our best to save time, cost and energy for our family members.

Packaging & Shipping

FAQ

Q:Are you factory or trade company?

A:We are factory with trade department

Q:What kind of product do you make?

A:Water jet loom,air jet loom,medical gauze loom

Q:Do you have engineer work available in abroad?

A:Yes,we have more than 20 engineers for sales service in domestic and abroad.

Q:Which market has your water jet loom and air jet loom?

A:We sold machine in India,Pakistan,Russa,Uzbekistan,Tailand,Korea,Indonesia,Ethopia,

South Africa,Turkey,Uganda.

Q:How can we go to your factory?

A:Arrive at HangZhou air port,take 1 hour to our factory by car.We will pick you up from air port.

Lubrication Style:	Oil-less
Cooling System:	Air Cooling
Power Source:	AC Power
Structure Type:	Closed Type
Installation Type:	Stationary Type
Type:	4-Screw Air Compressor

Customization:	Available \|

air compressor

What are the differences between stationary and portable air compressors?

Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:

1. Mobility:

The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.

2. Power Source:

Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.

3. Tank Capacity:

Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.

4. Performance and Output:

The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.

5. Noise Level:

Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.

6. Price and Cost:

Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.

When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.

2. Ventilation and Air Quality Control:

Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.

3. Material Conveyance:

In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.

4. Dust Suppression:

Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.

5. Instrumentation and Control:

Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.

6. Explosive Applications:

In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.

7. Maintenance and Repair:

Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.

It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A 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 and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China supplier Energy-Saving Screw Air Compressor for Textile Machine with Hot selling
editor by CX 2023-12-02

China Professional Factory CE TUV ISO Screw Air Compressor Industrial 7.5kw 11kw 15kw 8bar 10bar 12bar High Efficiency Energy Saving Air CHINAMFG lowes air compressor

Product Description

Product Application

LG series vertical type screw air compressor widely used in textile, spraying, chemical, food, electronic, medical,

railway, building materials and industries.

Main Features

1.Supporting large rotor, low speed and high quality main engine, high efficiency, low noise, long life, especially suitable for

low noise working occasions.

2.External oil and gas separation core, rated flow is much larger than exhaust, good oil effect, long service life, easy

maintenance.

3.Supporting imported brand air and oil filters to provide the best protection for the nose.

4.Microcomputer control, complete control and protection functions, data settings adjustment, fault inquiry convenient, realize unattended.

Product Parameters

Model	LG7EZ	LG11EZ	LG22EZ	LG37EZ	LG55EZ	LG75EZ
Air Displacement(m3/min)	1.15	1.65	3.6	6.1	10.2	13.5
Working Pressure(bar)	8	8	8	8	8	8
Compression stage	1	1	1	1	1	1
Motor Model	Y2-132S2-2	Y2-132M-2	LY-160L-2	LY-180L-2	Y2-225M-2	Y2-250M-2
Motor power(kw)	7.5	11	22	37	55	75
Rotate speed(rpm)	2950	2950	2950	2950	2950	2950
Voltage(V/P/Hz)	380/3/50	380/3/50	380/3/50	380/3/50	380/3/50	380/3/50
Start method	Y-Δ	Directly	Y-Δ	Y-Δ	Y-Δ	Y-Δ
Transfer method	Direct-driven	Direct-driven	Direct-driven	Direct-driven	Direct-driven	Direct-driven
Connector size	3/4″	3/4″	1″	11/2″
Cooling method	Air Cooling	Air Cooling	Air Cooling	Air Cooling	Air Cooling	Air Cooling
Dimension(LWH)mm	*800520840*	1571640865	13007501200	13008801250	1600*970	1750*1030
Dimension(LWH)mm	*800520840*	1571640865	13007501200	13008801250	*1450	*1450
Weight(kg)	200	300	550	750	1300	1600

Detailed Photos

Packaging & Shipping

Company Profile

After Sales Service

1.24/7 after sales service support in different languages.

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

FAQ

Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.
Q2: Warranty terms of your machine?
A2: One year warranty for the machine and technical support according to your needs.
Q3: Will you provide some spare parts of the machines?
A3: Yes, of course.
Q4: What about the voltage of products??Can they be customized?
A4: Yes, of course. The voltage can be customized according to your equirement.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 20-30 days.
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
Q7 Which trade term can you accept?
A7: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

After-sales Service:	24 Hours Online Service
Warranty:	1 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Structure Type:	Closed Type

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

How do you troubleshoot common air compressor problems?

Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:

1. No Power:

Check the power source and ensure the compressor is properly plugged in.
Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
Verify that the compressor’s power switch or control panel is turned on.

2. Low Air Pressure:

Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.

3. Excessive Noise or Vibration:

Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.

4. Air Leaks:

Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.

5. Excessive Moisture in Compressed Air:

Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.

6. Motor Overheating:

Ensure the compressor’s cooling system is clean and unobstructed.
Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
Verify that the compressor is not being operated in an excessively hot environment.
Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
Consider using a thermal overload protector to prevent the motor from overheating.

If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.

air compressor

What is the difference between a piston and rotary screw compressor?

Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:

1. Operating Principle:

Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.

2. Compression Method:

Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.

China Professional Factory CE TUV ISO Screw Air Compressor Industrial 7.5kw 11kw 15kw 8bar 10bar 12bar High Efficiency Energy Saving Air CHINAMFG lowes air compressor
editor by CX 2023-11-21

China factory Great 185kw 250HP Oilless Industrial Rotary Screw Air Compressor best air compressor

Product Description

Great 185kw 250HP Oilless Industrial Rotary Screw Air Compressor

1. Pictures :

2. Components details :

3.Features for GREAT fixed speed screw air compressor:

Features:

1) High reliability

• large air end and low speed design

•SKF bearings whose service life for more than 50,, China

Q3: Warranty terms of your machine?
A3: One year for whole machine 2 year for air end , and technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.we have our own spare parts companys

Q5: What about product package?
A5: We pack our products strictly with standard seaworthy case.

Q6: What about the voltage of products?
A6: voltage can be customized according to your equirement.

Q7: Which payment term can you accept?
A7: TT or LC

Q8: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 15-20 days.

Q9: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

11 .Our Service

11.1 After-sale Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine 2 year for air end , and spare parts will be provided with best price.

• Over board engineer service is available.

11.2 Special Customized Service

1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.

2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.

3) Logo OEM

• Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.

11.3 Overseas Engineer Service

• We are available to send our engineer for aboard service. Only need you to arrange the accommodation, transportation and translator. Extra cost for each will be discussed based on local price level.

12. Contact :

After-sales Service:	Online Techinal Support
Warranty:	12-24 Month
Principle:	Rotary Compressor

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 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

What is the role of air compressors in manufacturing and industrial processes?

Air compressors play a crucial role in various manufacturing and industrial processes, providing a reliable source of compressed air that powers a wide range of equipment and tools. Here are some key roles of air compressors in manufacturing and industrial settings:

1. Pneumatic Tools and Equipment:

Air compressors power a wide range of pneumatic tools and equipment used in manufacturing processes. These tools include impact wrenches, air drills, sanders, grinders, nail guns, and spray guns. Compressed air provides the necessary force and energy for these tools, enabling efficient and precise operations.

2. Automation and Control Systems:

Compressed air is used in automation and control systems within manufacturing facilities. Pneumatic actuators and valves use compressed air to control the movement of machinery and components. These systems are widely used in assembly lines, packaging operations, and material handling processes.

3. Air Blowing and Cleaning:

Compressed air is employed for blowing and cleaning applications in manufacturing and industrial processes. Air blowguns and air nozzles are used to remove debris, dust, and contaminants from surfaces, machinery, and products. Compressed air is also used for drying, cooling, and purging operations.

4. Air Separation and Gas Generation:

Air compressors are used in air separation plants to generate industrial gases such as nitrogen, oxygen, and argon. These gases are essential for various industrial processes, including metal fabrication, chemical production, and food packaging.

5. HVAC Systems:

Compressed air is utilized in heating, ventilation, and air conditioning (HVAC) systems. It powers pneumatic actuators for damper control, pneumatic controls for pressure regulation, and pneumatic valves for flow control in HVAC applications.

6. Air Compression for Storage and Transport:

Compressed air is used for storage and transport purposes in manufacturing and industrial settings. It is often used to pressurize storage tanks or containers that hold gases or liquids. Compressed air also facilitates the transfer of materials through pipelines and pneumatic conveying systems.

7. Process Instrumentation:

Compressed air is utilized in process instrumentation and control systems. It powers pneumatic instruments such as pressure gauges, flow meters, and control valves. These instruments play a critical role in monitoring and regulating various parameters in industrial processes.

8. Material Handling and Pneumatic Conveying:

In manufacturing and industrial facilities, compressed air is used for material handling and pneumatic conveying systems. It enables the movement of bulk materials such as powders, granules, and pellets through pipelines, facilitating efficient and controlled material transfer.

Overall, air compressors are vital components in manufacturing and industrial processes, providing a versatile and efficient source of power for a wide range of applications. The specific role of air compressors may vary depending on the industry, process requirements, and operational needs.

air compressor

What is the difference between a piston and rotary screw compressor?

1. Operating Principle:

Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.

2. Compression Method:

Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

China factory Great 185kw 250HP Oilless Industrial Rotary Screw Air Compressor best air compressor
editor by CX 2023-11-16

China Standard 10HP 15HP 20HP 30HP CHINAMFG Air End Oil Lubricated Pm VSD Energy Saving Four-in-One Screw Air Compressor with 380L 500L Tank for Fiber Cutting best air compressor

Product Description

product introduction
Power:37kw
Horsepower:50hp
Color:Blue and white
Specification:1450*1050*1400mm
Weight:500kg
Lubricating oil volume:30L
System language:Can be customized

Detailed Photos

Easy to operate
It is easy to operate and maintain,with a high degree of automation, andoperators do not need to undergolong-term professional training toachieve unattended operation.

High reliability
High reliability, few parts and nowearing parts, so it runs reliably andhas a long service life. Generally, thedesign life of the main screw machiHangZhouad is 15-20 years.

No base operation
The power balance is good, there isno unbalanced inertial force themachine can work smoothly at highspeed,and realize the operationwithout foundation.

Product Parameters

Fixed Speed Screw Air Compressor
Model	OPP-10F	OPP-15F	OPP-20F	OPP-30F	OPP-40F	OPP-50F	OPP-60F	OPP-75F
Power(kw)	7.5	11	15	22	30	37	45	55
Horsepower(hp)	10	15	20	30	40	50	60	75
Air displacement/Working Pressure(m³/min./bar)	1.2 / 7	1.6 / 7	2.5 / 7	3.8 / 7	5.3 / 7	6.8 / 7	7.4 / 7	10.0 / 7
	1.1 / 8	1.5 / 8	2.3 / 8	3.6 / 8	5.0 / 8	6.2 / 8	7.0 / 8	9.2 / 8
	0.9 / 10	1.3 / 10	2.1 / 10	3.2 / 10	4.5 / 10	5.6 / 10	6.2 / 10	8.5 / 10
	0.8 / 12	1.1 / 12	1.9 / 12	2.7 / 12	4.0 / 12	5.0 / 12	5.6 / 12	7.6 / 12
Air let diameter	DN20	DN25	DN25	DN25	DN40	DN40	DN40	DN50
Lubricating oil volume (L)	10	16	16	18	30	30	30	65
Noise level dB(A)	60±2	62±2	62±2	64±2	66±2	66±2	66±2	68±2
Driven method	Direct drive
Type	Fixed speed
Start method	Υ-Δ
Length (мм)	900	1060	1060	1200	1450	1450	1880	1880
Width(мм)	620	700	700	850	1050	1050	1320	1320
Height (мм)	1571	1100	1100	1150	1400	1400	1430	1430
Weight(kg)	220	280	280	400	500	500	820	820

Certifications

OPPAIR’s quality meets EU standards and has CE quality inspection certificate.

The testing agency is a recognized certification agency in Italy. After certification at our factory site, strict machine testing and CE certificate are issued. Authority, more trustworthy.

The following picture is the certification certificate issued by SGS company after the on-site certification of our company. Field Certification CHINAMFG is a trusted manufacturer.

Packaging & Shipping

Our company cleans the inside and outside of the product before delivery, and then covers it with multi-layer industrial stretch film, bubble film, anti-collision column, and finally loads it with wooden pallets or wooden boxes.

Company Profile

ZheJiang CHINAMFG Machinery Manufacturing Co.,Ld base in HangZhou ZheJiang , anAAA-level enterprise with high-quality service and integrity in China.
OPPAIR as 1 of the world’s largest air compressor system suppliers, currently developing the following products: Fixed-speed Air Compressors, Permanent Magnet VariableFrequency Air Compressors, Permanent Magnet Variable Frequency Two-stage Air Compressors, 4-IN-1 Air Compressors (lntegrated Air Compressor for Laser Cutting Machine)Supercharger, CHINAMFG Air Dryer, Adsorption Dryer, Air Storage Tank and related accessories.

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$ 3610/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

How does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

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

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 Standard 10HP 15HP 20HP 30HP CHINAMFG Air End Oil Lubricated Pm VSD Energy Saving Four-in-One Screw Air Compressor with 380L 500L Tank for Fiber Cutting best air compressor
editor by CX 2023-11-14

China high quality CHINAMFG CHINAMFG Low Pressure Air Compressor 3.5 4 5 5.5 Bar VSD Fixed Speed Screw Air Compressor Energy Efficient Compressor CHINAMFG 12v air compressor

Product Description

Bolaite is a company specialized in the design, manufacturing and sale of screw air compressors. Through years of effort, CHINAMFG brand products have been sold all over the country, have entered a large number of application fields and have won wide recognition and praise from the market. CHINAMFG has acquired the IS090001 authoritative certification of Lloyd’s (UK) and has obtained various international certifications in environmental protection, safety and electrical engineering. All which makes CHINAMFG become 1 of the leaders in air compressor industry in China.

Specification

item	value
Applicable Industries	Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company
After Warranty Service	Video technical support, Online support, Spare parts, Field maintenance and repair service
Local Service Location	Viet Nam, Brazil, Pakistan, Australia, Uzbekistan
Showroom Location	Viet Nam, Pakistan, Mexico, Argentina, Colombia, Uzbekistan, Malaysia
Condition	New
Type	Rotary
Configuration	Stationary
Power Source	AC POWER
Lubrication Style	Lubricated
Mute	Yes
Place of Origin	China
Brand Name	Bolaite
Voltage	380V
Dimension(LWH)	1950X1060X1600mm
Weight	1285kg
Certification	GB
Warranty	1 Year
After-sales Service Provided	Online support
Working Pressure	3.5-5.5 bar
Capacity	4.9-55m³/min
Machinery Test Report	Provided
Video outgoing-inspection	Provided
Marketing Type	Ordinary Product
Warranty of core components	1 year
Core Components	Engine, Gear, Motor, Bearing, Gearbox
Gas Type	Air

Compressor type	Max. pressure	Capacity FAD	Motor power	Noise level	Weight	Air outlet	Dimensions (mm)
Compressor type	bar(e)	m3/min	kW	dB(A)	kg	Air outlet	LxWxH
BLT-75AG L	5	12.9	55	75	2600	DN100	2845x1750x1930
BLT-100AG L	5	17.9	75	75	2900	DN100	2845x1750x1930
BLT-120A L	5	22.7	90	75	3040	DN100	2845x1750x1930
BLT-150A L	5	25.9	110	77	3240	DN100	2845x1750x1930
BLT-175A L	5	29.5	132	77	3300	DN100	2845x1750x1930
BLT-200A L	5	37.3	160	78	4300	DN125	4800x2150x2250
BLT-250A L	5	43.2	180	78	4800	DN125	4800x2150x2250
BLT-275A L	5	47.3	200	78	5352	DN125	4800x2150x2250
BLT-350A L	5	55	250	78	5895	DN125	4800x2150x2250

Model	Max. pressure	Capacity FAD	Motor power	Noise level	Weight	Air outlet	Dimensions (mm)
Model	bar(e)	m3/min	kW	dB(A)	kg	Air outlet	LxWxH
BLT-75AG L VFC	5	4.9-12.9	55	75	2840	DN100	2845x1750x1930
BLT-100AG L VFC	5	7.1-17.9	75	75	3140	DN100	2845x1750x1930
BLT-120A L VFC	5	9-22.7	90	75	3280	DN100	2845x1750x1930
BLT-150A L VFC	5	10.7-25.9	110	77	3350	DN100	2845x1750x1930
BLT-175A L VFC	5	12-29.5	132	77	3350	DN100	2845x1750x1930
BLT-200A L VFC	5	14.9-37.3	160	78	4500	DN125	4800x2150x2250
BLT-250A L VFC	5	15.7-43.2	180	78	5000	DN125	4800x2150x2250
BLT-275A L VFC	5	18.1-47.3	200	78	5525	DN125	4800x2150x2250
BLT-350A L VFC	5	21-55	250	78	6095	DN125	4800x2150x2250

Industrial equipment, printing service, pipelines, power plants, oil&gas, oil refinery, coating, painting,
plastics, steel industry, rubber, mechanical, blow molding, color sorter machine, shipyard, sandblasting,
metallurgy,etc.

Different industries correspond to different air compressors, kindly please send me your application
areas and specific conditions then will recommend the most suitable products for you.

1 Q: How about the quality of products?

A: We are an authorized distributor of Atlas Copco. Don’t worry about the quality and service.

2 Q: How long is your delivery lead time?

A: If there is stock, the lead time is about 3 working days after we get the payment if need to
be produced, it depends.

3 Q: How about your overseas after-sale service?

A: (1)Provide customers with installation and commissioning online instructions.

(2)Worldwide agents and after service available.

4 Q: Can you accept OEM&ODM orders?

A: Yes, we have a professional design team, OEM&ODM orders are highly welcomed.

Warranty:	1 Year
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

Are there special considerations for air compressor installations in remote areas?

Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:

1. Power Source:

Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.

2. Environmental Conditions:

Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.

3. Accessibility and Transport:

Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.

4. Maintenance and Service:

In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.

5. Fuel and Lubricants:

For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.

6. Noise and Environmental Impact:

Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.

7. Communication and Remote Monitoring:

Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.

By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.

air compressor

How do you choose the right air compressor for woodworking?

Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:

1. Required Air Volume (CFM):

Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.

2. Tank Size:

Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.

3. Maximum Pressure (PSI):

Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.

4. Noise Level:

Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.

5. Portability:

Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.

6. Power Source:

Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.

7. Quality and Reliability:

Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.

8. Budget:

Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.

By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.

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 high quality CHINAMFG CHINAMFG Low Pressure Air Compressor 3.5 4 5 5.5 Bar VSD Fixed Speed Screw Air Compressor Energy Efficient Compressor CHINAMFG 12v air compressor
editor by CX 2023-11-13

China manufacturer CHINAMFG S85D 228kw 22 Bar Diesel Engine Screw Air Compressors for Water Well 12v air compressor

Product Description

Atlas Copco Air Compressor of Xrvs1100 Is 30/27m3 Per Min 20/25 Bar for Water Well Drilling Rig

US $45,000.00

1 Set

US $44,800.00

2 Sets

US $44,500.00

3+ Sets

Atlas Copco Xavs236 Air Compressor with CHINAMFG Engine 14bar 14.3m3/Min From HangZhou Factory Best Quality Lowest Price for Sale

US $22,600.00

1 Set

US $22,300.00

2 Sets

US $22,000.00

3+ Sets

Liutech Luy270-10 Water Drill Truck with Compressor 10 Bar Air Compressor 955 Cfm 242 Kw Copressor Air Compressor

US $46,153.84

1 Set

US $45,918.84

2 Sets

US $45,688.84

3+ Sets

D CHINAMFG Luy050-7 Diesel Engine Portable Mining CHINAMFG Air Compressor Suppliers

US $8,500.00

1 Piece

US $8,250.00

2 Pieces

US $8,000.00

3+ Pieces

D CHINAMFG Air Compressor Piston Type 4 HP 3.0kw 360L/Min 13cfm Reciprocating Compressor Double Piston Air Compressor
US $500.00-2,200.00 / Set

Hg400-13 CHINAMFG Engine Tier Ll 2 Wheels Screw Air Compressor for Drilling Rig

US $13,500.00

1 Set

US $13,450.00

2 Sets

US $13,400.00

3+ Sets

Kaishan Kscy Series Kscy400-14.5 Diesel Engine Portable Screw Air Compressor

US $9,000.00

1-2 Sets

US $8,800.00

3+ Sets

Screw Compressor Air Filter CHINAMFG Compressor Spare Parts

US $43.00

1-9 Pieces

US $35.00

10-14 Pieces

US $27.00

15+ Pieces

Model	S60	S85	S95CD	S98D	S100D	S120D	S125D
Compressor
Nominal volume flow m³/min	18	24	29	30	31	37	35
Rated exhaust pressure bar	18	22	24	24	25	27	30
Compressor of Stage	1	2	2	2	2	2	2
Screw Oil Capacity(L)	80	85	90	90	120	120	120
Diesel Engine
Manufacturer	YUCHAI YC6J220-T300	YUCHAI YC6L310-H300	YUCHAI YC6MK400-H300	YUCHAI YC6MK400-H300	XICHAI CA6DM2-42GA31	YUCHAI YC6K560-KT31	CUMMINS QSZ13-C550-30
Rated Power KW	162	228	295	295	309	412	410
Fuel Tank Capacity (L)	220	380	420	420	420	600	600
Whole Machine
The unit weight	3000kg	3560	4700	4700	4700	5820	5820
LengthWidthHeight	32201670 2000	35601830 2050	39502000 2300	39502000 2300	39602000 2000	42202000 2300	42202000 2300
Exhaust Valve
Exhaust Valve (inch)	G1, G1 1/2	G1-1/2,G2	G1-1/2″ ,G2-1/2″	G1-1/2″ ,G2-1/2″	G1-1/2″ ,G2-1/2″	G1-1/2″ ,G2-1/2″	G1-1/2″ ,G2-1/2″

The series of products are designed for Wells and geothermal projects requiring Φ115-254mm Wells drilling Rigs

and related compressed gas stations.
On the premise of adhering to the excellent characteristics of mobile air compressor,

the series of products have been upgraded and optimized for the characteristics of

continuous use and transportation size requirements. The products are more durable and lower fuel consumption.

After-sales Service:	Video Technical Support, Online Support, Spare PAR
Warranty:	1 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	Diesel Engine
Cylinder Position:	/

Customization:	Available \|

air compressor

Are there special considerations for air compressor installations in remote areas?

1. Power Source:

2. Environmental Conditions:

3. Accessibility and Transport:

4. Maintenance and Service:

5. Fuel and Lubricants:

6. Noise and Environmental Impact:

7. Communication and Remote Monitoring:

By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.

air compressor

How do you choose the right air compressor for woodworking?

1. Required Air Volume (CFM):

2. Tank Size:

3. Maximum Pressure (PSI):

4. Noise Level:

5. Portability:

6. Power Source:

7. Quality and Reliability:

8. Budget:

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 manufacturer CHINAMFG S85D 228kw 22 Bar Diesel Engine Screw Air Compressors for Water Well 12v air compressor
editor by CX 2023-11-13

China factory 7.5kw 15kw 22kw IP23 Energy Saving Inverter Screw Air Compressor Stable Quality Rotary Type Air Compressor Integrated Permanent Magnet wholesaler

Product Description

Q1: What information do I need to provide to get the suitable machine?
1. How much air delivery capacity ( Unit:CFM or M3/Min )
2 How much working pressure ( Unit:PSI, Bar or Mpa )
3.What is the voltage and frequency of my country of residence ( V/Hz )
4. Whether I need other accessories such as air tank, filters and/or air dryers.
Tell us the answer, we will offer scheme for you!

Q2: What are the general unit conversion?
1bar = 0.1Mpa = 14.5psi 1m³/min = 35.32cfm 1KW = 1.34HP

Q3: Are you factory or trading company?
We are factory. Our factory is located in 39 Xihu (West Lake) Dis. Rd, HangZhou, ZHangZhoug

Q4: Which trade term can you accept?
FOB, CIF, CFR, EXW, etc.

Q5: How long will you take to arrange production?
15 days for Regular Products, 35 days for Customizing Models

SPECIFICATION

MODEL	LB-30-8
Ambient Temperature	-5ºC to +45 ºC
Max Pressure (bar)	8
Air Delivery (m3/min)	3.6
Compression Stage	Single Stage Compression
Cooling Method	Air Cooled
Discharge Temperature (ºC)	≤ 75ºC
Oil Cotent (ppm)	≤3
Transmission Method	Direct Drive(Non-Coupling)
Sound Level dB(A)	68±3
Lubricating Oil Amount	12.5L
Motor Power	22KW/30HP
Motor Level Of Protection	IP55
Voltage	380V/3ph/50Hz
Dimensions (mm)	1060×790×1160(LWH)
Weight	450KG
Discharge Outlet Thread	1”

After-sales Service:	Video, Live, Site Support
Warranty:	2-Year-Warranty
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Installation Type:	Stationary Type

Samples:	US$ 980/set 1 set(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

What are the advantages of using rotary vane compressors?

Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:

1. Compact and Lightweight:

Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.

2. High Efficiency:

Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.

3. Quiet Operation:

Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.

4. Oil Lubrication:

Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.

5. Versatile Applications:

Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.

6. Easy Maintenance:

Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.

These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.

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

What is the difference between a piston and rotary screw compressor?

1. Operating Principle:

Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.

2. Compression Method:

Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

China factory 7.5kw 15kw 22kw IP23 Energy Saving Inverter Screw Air Compressor Stable Quality Rotary Type Air Compressor Integrated Permanent Magnet wholesaler
editor by CX 2023-11-13

China OEM 7.5kw 11kw 15kw 22kw IP55 Motor 8bar 10bar 12bar All-in-One Electric Oil-Less Portable Screw Industrial Air Compressor with CE ISO for Painting air compressor oil

Product Description

product introduction
Power:15kw
Horsepower:20hp
Color:Blue and white
Specification:1820*760*1800mm
Weight:420kg
Lubricating oil volume:16L
Air tank:380/500L
System language:Can be customized

Detailed Photos

High reliability
High reliability, few parts and nowearing parts, so it runs reliably andhas a long service life. Generally, thedesign life of the main screw machiHangZhouad is 15-20 years.

Product Parameters

4 in 1 Normal Pressure Series
Model	OPA-10F	OPA-15F	OPA-20F	OPA-30F	OPA-10PV	OPA-15PV	OPA-20PV	OPA-30PV
Power(kw)	7.5	11	15	22	7.5	11	15	22
Horsepower(hp)	10	15	20	30	10	15	20	30
Air displacement/ Working pressure (m³/min. / Bar)	1.2/7	1.6/7	2.5/7	3.8/7	1.2/7	1.6/7	2.5/7	3.8/7
	1.1/8	1.5/8	2.3/8	3.6/8	1.1/8	1.5/8	2.3/8	3.6/8
	0.9/10	1.3/10	2.1/10	3.2/10	0.9/10	1.3/10	2.1/10	3.2/10
	0.8/12	1.1/12	1.9/12	2.7/12	0.8/12	1.1/12	1.9/12	2.7/12
Air Tank(L)	380	380/500	380/500	500	380	380/500	380/500	500
Type	Fixed Speed	Fixed Speed	Fixed Speed	Fixed Speed	PM VSD	PM VSD	PM VSD	PM VSD
Air out let diameter	DN20	DN40	DN40	DN40	DN20	DN40	DN40	DN40
Lubricating oil volume (L)	10	16	16	18	10	16	16	18
Noise level dB(A)	60±2	62±2	62±2	68±2	60±2	62±2	62±2	68±2
Driven method	Direct driven	Direct driven	Direct driven	Direct driven	Direct driven	Direct driven	Direct driven	Direct driven
Start method	Υ-Δ	Υ-Δ	Υ-Δ	Υ-Δ	Variable frequency start
Length (mm)	1750	1820	1820	1850	1750	1820	1820	1850
Width (mm)	750	760	760	870	750	760	760	870
Height (mm)	1550	1800	1800	1850	1550	1800	1800	1850
Weight (kg)	380	420	420	530	380	420	420	530