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