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Heatless Adsorption Air Dryer

Our heatless adsorption air dryer is a state of the art drying device. It integrates the pressure swing absorption method in drying wet, compressed air. With this method, the compressed air flow alternately through two towers which are full of desiccants. In one tower, the water vapor contained in the air is absorbed by the desiccant at high pressure. In the other, a small portion of dried air flows in reverse through the tower to regenerate the desiccant while the rest is discharged from the said tower at near atmospheric pressure. For the purpose of better timing control, a program is installed on the system to control the dryer to switch between two towers.

Heatless Adsorption Air Dryer

The dryer features a flexible, reliable pneumatic valve, effective desiccant, advanced micro-computer programming controller, simplified operating interface, and unique technological process. It has become a favorable choice of our customers.


Operating Condition and Technical Requirements
Inlet Temperature 0~45℃ Desiccant Active aluminum or Molecular Sieve
Oil Content of the Inlet Air ≤0.1ppm Regeneration Mode Cold-Regenerative
Working Pressure 0.6~1.0MPa Working Mode Continuous Alternating between Two Towers
Pressure Drop ≤0.02 MPa Installation Indoor Installation with No Foundation Requirements
Outlet Air Dew point -40℃ 0~-70℃ Control Mode Computer or PLC Control
Air Consumption to Regenerate the Desiccant ≤12
Adsorption Cycle T=10~20minutes


Specifications and Parameters
Model Item P-1 WX P-3 WX P-6WX P-10WX P-12 WX P-15 WX P-20WX P-30 WX P-40 WX P-50WX P-60WX P-80WX P-100 WX P-150 WX
Air treatment capacity(Nm3/min) 1 3 6 10 12 15 20 30 40 50 60 80 100 150
Desiccant weight (Kg) 25 75 130 220 250 320 420 650 870 1080 1250 1750 2200 3300
Air Pipe Size(DN) DN25 DN25 DN40 DN50 DN50 DN60 DN65 DN80 DN80 DN100 DN125 DN125 DN150 DN200
Machine Weight (Kg) Net 230 450 600 800 850 1000 1300 1700 2200 2600 3200 4200 4900 6900
The air treatment capacity is measured under specified condition (at the work pressure of 0.7Mpa and inlet temperature of 38℃). The maximum volume flow rate in the dryer is measured at 20℃ in temperature, 0.1MPa in pressure, and 65% in relative humidity.


Aivyter is a professional heatless adsorption air dryer manufacturer and supplier in China. We provide a broad range of products, including water cooled refrigerant dryer, oil filter, high pressure rotary screw compressor, hand-held rock drill, and much more.


Related Names
Adsorption Air Drying Machine | Compressed Air Processing Device | Moisture Drier


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