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The primary objective of a vacuum pump is to generate, maintain, or improve a vacuum state within an enclosed space. By removing air or other gases, the vacuum pump reduces the pressure within the ...
Many vacuum process installations are equipped with a Roots pump on top of the pre-stage pump, both to increase the pumping speed and to improve the vacuum. However, the following problems are ofte...
This series of Roots-type vacuum pumps cannot be used alone. It needs to be used in series with the pre-stage vacuum pump to increase the pumping rate of the pre-stage vacuum pump when the pressure...
I. Mechanical pumps
The main function of the mechanical pump is to provide the necessary pre-stage vacuum for the start-up of the turbomolecular pump. Commonly used mechanical pumps include mainly ...
Sometimes, the demand for vacuum in enterprise production requires multiple vacuum pumps to be connected in series to form a vacuum unit to meet the requirements. In a stable and reliable vacuum sy...