Widely used in chemical, pharmaceutical, petroleum, electroplating, environmental protection, printing and dyeing, food, HVAC and other industries. Cast aluminum shell, cast iron body, high heat dissipation performance, the overall weight is light, applicable to a variety of acid and alkali liquid. Sealed pump cover, diaphragm for multi-layer composite structure pressed, elastic rubber covered sealing without leakage. Overflow materials, a variety of pump head materials can be selected, conveying a variety of corrosive, dangerous liquids. All-copper coil, high-precision bearings, can be matched with frequency conversion motor, easy to adjust the flow rate., Manufacturer: TRDEWR