China wholesaler Air-Cooled Compressor Air Dryer Compressed Air Dryer Compressor supplier

Product Description

Air-Cooled Compressor Air Dryer Compressed Air Dryer Compressor

Refrigerated Compressed Air Dryer (Built-In Pre-Cooler)

Detailed Photos

Principle of working :
The amount of water vapor in the air compression by compressed air temperature determined: in case of compressed air pressure is basically the same, reduce the temperature of the air compressed compression to reduce the amount of water vapor in the air, and the excess water vapor will condense into liquid.
Freezing dryer is according to the corresponding relationship between the saturation water vapor pressure and temperature, use refrigeration device makes the compressed air is cooled to a certain dew point temperature, precipitation containing water, through the steam water separator and electric drainage device will discharge water, so that the compressed air can be dry.

Product Parameters


(1)Normal temperature type air cooled type referigerated compressed  air dryer specification:
 Working condition and technical data
Maximum inlet air temperature:60ºC
ambient temperature  :5ºC-50ºC
pressure range:
0.6-1.0mpa (15nm3 / min and above)
Pressure dew point:2-10ºC
Cooling mode: air-cooled
Refrigerant: 0.5-2nm 3 / min is R134a
R22 above 80nm 3 / min

Air capacity
Fan power
Connection size N.W
Air volume
SLAD-0.5NF 0.65 220 40 G1″ 34 400 560 730 410
SLAD-1NF 1.2 220 40 G1″ 36 400 560 730 410
SLAD-2NF 2.5 220 50 G1″ 45 460 580 830 820
SLAD-3NF 3.6 220 85 G1″ 54 520 640 890 1000
SLAD-4.5NF 5.0 220 165 G1-1/2″ 60 540 700 1000 1850
SLAD-6NF 6.8 220 165 G1-1/2″ 65 540 700 1000 1850
SLAD-8NF 8.5 220 170 G2″ 76 610 900 1070 3700
SLAD-10NF 10.9 380/220 150 G2″ 88 610 900 1070 3700
SLAD-12NF 12.8 380/220 150 G2″ 88 610 900 1070 3700
SLAD-15NF 16 380/220 380 DN65 255 1170 920 1420 7600
SLAD-20NF 22 380/220 380 DN65 260 1170 920 1420 7600
SLAD-25NF 26.8 380/220 460 DN80 290 1170 920 1420 9000
SLAD-30NF 32 380/220 840 DN80 350 1400 1200 1600 12500
SLAD-40NF 43.5 380/220 1100 DN100 485 1400 1200 1600 15000
SLAD-50NF 53 380/220 920 DN100 800 1600 1200 1600 18000
SLAD-60NF 67 380/220 920 DN125 1000 1600 1400 1650 18000
SLAD-80NF 90 380/220 2200 DN125 1280 1800 1500 1770 30000


Optional Accessories

  • Refrigeration compressor
  • Dew point display
  • Special voltage
  • Environmental refrigerant
  • Not limited to this

(2)High temperature type air cooled type referigerated compressed  air dryer specification:
air-cooled type refrigerated air dryer(plate-fin)
Working condition and technical data
0.5-12Nm³/min,100-600Nm³/min Optimization scheme of high temperature air inlet equipment
Maximum inlet air temperature: 80ºC
Ambient temperature: 5 ºC – 50 ºC
Pressure range: 0.6-1.6mpa (0.5-12nm3 / min)
0.6-1.0mpa (100nm3 / min and above)
Pressure dew point: 2-10 ºC
Cooling mode: air cooling

Air Capacity
Fan Power
Air connector dia Net weight
Air flow 
SDLF-0.5HT 0.65 220 80 G1″ 54 400 560 730 820
SDLF-1HT 1.2 220 80 G1″ 57 400 560 730 820
SDLF-2HT 2.5 220 100 G1″ 66 520 640 890 1640
SDLF-3HT 3.6 220 135 G1″ 79 520 640 890 2670
SDLF-4.5HT 5.0 220 250 G1-1/2″ 86 540 700 1000 4650
SDLF-6HT 6.8 220 250 G1-1/2″ 90 540 700 1000 4650
SDLF-8HT 8.5 220 270 G2″ 99 610 900 1070 5700
SDLF-10HT 10.9 380/220 260 G2″ 113 610 900 1070 5700
SDLF-12HT 12.8 380/200 260 G2″ 113 610 900 1070 5700

Note: The above models use plate/plate-fin heat exchangers.

Company Profile




Packaging & Shipping





After-sales Service: Ok
Warranty: 1 .25 Year
Flow: Contra-Flow
Material Status: Bulk
Drying Medium: Air
Structure: All Kinds
US$ 300/Piece
1 Piece(Min.Order)

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air compressor

What is the impact of humidity on compressed air quality?

Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

1. Corrosion:

High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

2. Contaminant Carryover:

Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

3. Decreased Efficiency of Pneumatic Systems:

Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

4. Product Contamination:

In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

5. Increased Maintenance Requirements:

Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

6. Adverse Effects on Instrumentation:

Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

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

What are the safety considerations when operating an air compressor?

Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:

1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.

2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.

3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.

4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.

5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.

6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.

7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.

8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.

9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.

10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.

By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.

China wholesaler Air-Cooled Compressor Air Dryer Compressed Air Dryer Compressor   supplier China wholesaler Air-Cooled Compressor Air Dryer Compressed Air Dryer Compressor   supplier
editor by CX 2023-10-23