... hp)1.Ingersoll rand air compressor 2.smart,efficiency,oil free Oil Free Rotary Screw Air Compressor (37-300 kW / 50-400 ... As a result, UltraCoat was designed specifically for this oil-free compressor application, with its unmatched adhesion, durability, and temperature ... due to summer heat or dirty coolers. The package air flow materials of construction, stainless steel for cold-side piping, aluminum ...