Gas, hydrogen sulphide residue transport refinery torch bottom of the gas residue and sulphur-containing water, need to be centralised discharge and treatment, otherwise it will form acid corrosion equipment.Water and oil stains need to be removed from downwells and dark trenches when pipes, valves Read More

Pneumatic diaphragm pumps have good physical properties, can be applied to any acid, alkali and all kinds of organic solvents in addition to molten alkali salts, the application range is extremely wide. Mastering the correct installation method of pneumatic diaphragm pumps can make diaphragm pumps m Read More

Zhejiang Zhaoquan Pump Manufacturing Co., Ltd., founded in 2010, is a pump manufacturing factory specializing in R & D, design, production and sales. The company's main products: pneumatic diaphragm pump, electric diaphragm pump, magnetic pump, screw pump, horizontal stainless steel shielded pump, e Read More

2. Pump runs, but little or no product flowsCheck the pump for cavitation. Slowly reduce the pump speed to allow thick material to flow into the fluid chamber.Verify that the vacuum required for the height of the fluid suction rise is not greater than the vapour pressure of the material to be pumped Read More

I. Pump will not run or runs slowlyEnsure that the inlet pressure is at least 0.4 bar (5 psig) higher than the starting pressure and that the differential pressure (difference between inlet pressure and discharge pressure) is not less than 0.7 bar (10 psig).Check the inlet filter for debris.Check fo Read More