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