Its adaptable working pressure is 1.0MPa-2.5MPa，operating temperature：-29-650℃。The flashboard of flashboard valve is with Shear function,it can clean the adhesion of sealing face, Stainless steel flashboard can prevent seal leakage caused by corrosion

The principle of Manual flashboard valve: Manual flashboard valve is the main equipment  for powder, grain materials, small particles omaterial .it works closely with discharger and bunker. The Manual flashboard valve is linked by flanges,the feed and dischager port  Can be divided into the square and round type.it can be devided many specifications according to caliber size.we can customize different types to meet you.