Type 2X is an oil-sealed two-blade vacuum pump. Its pumping rate is 0.2-150L/S, and the vacuum degree can reach 1~10~(-2)Pa. It is used on vacuum equipment in factories and mines, and is used separately for pumping vacuum on equipment, as well as fore pump as high vacuum diffusion pump and Roots booster pump. Our factory vacuum equipment uses 2X vacuum pump, the following describes the repair method.
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