Piston : Automotive type low expansion aluminium alloy .
Cylinder : Special cost iron, deep finned for quick heat dissipation .
Valve Plates : Special Stainless steel material for high resistance and efficiency and for self floating .
Inter / After Cooler : Deep finned aluminium alloy specially designed to keep temperatures low and minimize formation of carbon .
Crank Shaft : Made of Carbon steel dynamically balanced with roller bearings .
Diaphragm Pressure Switch : For efficient automatic On and Off automatic venting and noload restarting of compressor units, pressure switch / pressure switch with electromagnetic unloader is provided.