What is a screw pump? How does the screw pump work? A: Screw pump is also a positive displacement pump, also known as screw oil pump; Divided into three screw, twin screw and single screw; It is by a few intermeshing screw volume changes t

What is the reason for excessive vibration of centrifugal oil pump? There are problems in installation and maintenance quality. (1) Improper selection of gaskets and adjusting gaskets during the installation of the original unit, and exces

What is the function of sealing oil? How to adjust the amount of sealing oil? (1) sealing effect; (2) lubrication; Cooling effect; (4) The oil sealing amount of washing action is generally adjusted according to the pressure of the pump, us

Cavitation, also called cavitation, is a mechanical phenomenon. Oil pump in the process of operation, when the flow of local pressure reduced to vaporization (saturated vapor pressure), the liquid begins to boil, generates a lot of bubbles

Gasoline is a kind of flammable and explosive medium, and the sticky bottom is low, it is very important to choose a suitable gasoline explosion-proof oil pump, Botou Haina Oil Pump Co., Ltd. specially for the transportation of gasoline, d