Piston type vacuum pumps and compressors are being used where oil-free air is crucial. The oil free character of the pump can be a guaranty of zero-maintenance costs. The pumps can be found in capacities of maximum 
6 m3/hr and they are able to reach vacuum pressure of 10 mbar(a). Used as a compressor they reach a pressure of approx. 7 bar(g) maximum.
These pumps are being used for light industrial functions, medical industry, Piston Vacuum Pump china printing and device industry, plastic, food and packaging, electronic, chemical and textile industry.