Knife-type valve has a simple structure and compact, well designed, light materials, sealing reliable, flexible and lightweight, small size, channel flow, flow resistance in small, light weight, easy to install and easy to demolition, etc., can be pressure 1.0MPa-2.5MPa, temperature -29-650 C degree, normal working circumstances. knife gate valve with its shearing function, may seal the surface of the adhesive curettage material, automatic removal of debris, stainless steel gate sealed to prevent leaks caused by corrosion.

Knife gate valve - also known as knife type gate valve, knife-type slurry valve, ranging from the use of common areas of all walks of life to the broad. Coal from the mine power plant, scheduled tonstein, slagging, the development of the city's sewage treatment, from the general development of industrial pipeline to food, health, medicine and other specialized pipeline system. Ultra-thin knife gate valve with its small size, small flow resistance, light weight, easy to install and easy to solve the demolition of the advantages of a common valve, flat gate valve, ball valve, stop valve, control valve, butterfly valve type, etc. flow resistance of the door, and the weight of large, difficult to install, covers an area of major problems and so on. After the emergence of a knife gate valve, a large number of general category cut off valves and regulating valves have been replaced by the. Today, the world's largest amount of knife gate valve is the United States and Japan.