Product material is stainless steel and industrial plastic, light in weight. Monoblock impeller and passageway, highly efficient with less energy loss, saving energy. No rusting and corrosion even after long period of operations, no secondary pollution, and complies with environmental protection requirement. Appliable liquid temperature: 0~40oC Mechanical seal: double mechanical seals, material using silicon carbide. Motor: squirrel cage lnduction motor, F class insulation and in accordance with IP68.