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  • Refining and petrochemical production in vacuum classification
    Refining and petrochemical production in vacuum classification The negative pressure suction from a vacuum pump is lower, generally under atmospheric pressure of the exhaust gas transportation machinery, whose purpose is to create and maintain a degree of vacuum required for the process s...

  • Electron spectrometer vacuum system, the vacuum degree requirements
    Electron spectrometer vacuum system, the vacuum degree requirements Electron spectrometer vacuum pump vacuum degree requirements are the highest of any large current analytical instruments , generally more than 10-7Pa , One reason is that the sample e...

  • Yarn steaming machine with a vacuum pump
    Yarn steaming machine with a vacuum pump Yarn steaming machine main purpose is to have a continuous thread weaving conditions after the merger, were twisting stereotypes, that a certain pressure, temperature equilibrium is not stable twist twisted thread shrink obtain. Yarn steaming pr...

  • Status of the domestic vacuum technology and development prospects
    Status of the domestic vacuum technology and development prospects With the widespread popularity of the domestic vacuum technology applications, various development vacuum equipment very quickly. At present, China produces a variety of vacuum models, specifications, performance paramet...