===under info was translated buy computer===
VA25, VA50: Precision casting with silica sol, no pores and sand holes. High machining precision, flatness control 0.02mm. Balance test is done for each impeller. LEM25 and LEM50 vacuum pumps of the same type are commonly used respectively. VA90, VA125, VA150, VA2500K, VA325 0K, VA425 0K, VA65-031, VA65320, VA65327, VA75320 series, VA75330 series, VA75340-030: Precision casting with silica sol, no pores and sand holes. Two kinds of materials, 304 (1.4308) and 316 (1.4408), are available for vacuum pumps of the same type, LEM90, LEM125, LEM150, LEM250, LEM325, LEM425, LPH65, LPH65, LPH65327, LPH75320, LPH75330 and LPH75340, respectively.
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