... medicine produce.3) Environment protect system.4) Waste water treatment for papermaking, metallurgy, galvanization, smelting, and so on.5) ... .6) Industrial and chemical sump treatment.7) explosion-proof motor for oil, alcohol and other explosive liquidCharacteristic1) Energy saving2) Sanitary ... like: Power, Voltage, Head, Flow Rates, In/Out Size, Motor Speed, Required NPSH and so on, we will choose a ...