DYL submerged condensation pump adopts a vertical single-stage centrifugal pump structure. It has a semi-open impeller whose suction side is provide with mixing blades used for rotary stirring, mechanical crushing and block prevention. It is mainly applied to industries of electricity, coal mine, mines, new building materials, petroleum, refining, environmental protection, et. for pumping strong liquid, dense oil, mud, filthy liquid and urban sewage. The flow passage components are made from HT200, QT500, Cr26, 2Cr13, etc. and the temperature of pumped media should be ≤80°C