The pump is used in the place of which the pressure gap less than 1.2MPa and the capacity is lower than 60 m³/h, it is suitable to various low, middle, high viscosity medium of not containing solid.

The product is a small external bearing type single-suction double screw pump, flux ranging 0.5-60m³/h, pressure 0.1-2MPa, without heating chamber or safety valve attached with. The pump bore and bearing bore are separated by mechanical seal and skeleton seal. Type are of good seat tightness. It possesses the features go small volume, wide application, ease in maintenance and wash.