... , pulp, glue, oil recovery tanker warehouse. Cans, and other liquids can temporarily reverse the pumping light exhaustion. Pump ... different liquids were used NBR, fluorine rubber, chloroprene rubber and nitrile rubber lined four. Pneumatic diaphragm pumps, the use ... uv coating of special paint used for concentration, feeding, mixing and so on. Characteristics; safe, explosion spark.Pressure ratio; ...