Industrial Purpose Multistage Air Compressor sucks atmospheric air through a suction filter compressed to a working pressure which is nearly 2-3 Kg/cm² during start up of plant and to a pressure of 40-50 Kg/cm² approximate during normal running of the air separation unit. Multistage Air Compressor has inter-coolers between the stages and after-cooler at the final stage. Air Compressor works through multiple stages with a minimum number of 4 stages. Industrial Purpose Multistage Air Compressor is available with 40 cu.Mr /hr air separation unit.