Piston Vacuum Pump Piston type vacuum pumps and compressors are being used where oil-free air is a must. The oil free character of the pump is usually a guaranty of zero-maintenance costs. The pumps are available in capacities of optimum 6 m3/hr plus they are able to reach a vacuum of 10 mbar(a). Used since a compressor they reach a pressure of approx. 7 bar(g) maximum.
These pumps are becoming used for light commercial functions, medical industry, printing and instrument industry, plastic, meals and packaging, electronic, chemical and textile industry.