... , it compresses free air to pressure 20Mpa, and removes oil and contaminants by filters and oil-moisture separators, so the outlet ... industries as military, diving, firefighting, petro-chemical, and for high pressure air bottle, valve, pipe and precision instruments air-tight checking ... -15HP-25HP (11kw-18.5kw) Latest Generation 30Mpa 3kW High Pressure Military Portable Air Compressor in Factory Price