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Piston vacuum pump
From;    Author:Stand originally
It applies to the utility such as oil refining, plastic, soap, food, refine sugar, pharmacy. Piston vacuum pump is to obtain thick vacuum main facility, it is used at be being smoked from inside airtight container to remove air and other gas, but unwell the gas that is used at smoking to perhaps contain hard grain grey portion except caustic place system. This pump has volume small, maintenance simple, a powerful person piece life is long, energy-saving wait for an advantage, comfortable use at be inside limits of higher intensity of pressure.