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Difference between knife gate valve and normal gate valve

Apr 04,2018 Posted by Bundor

Industry News

There are many kinds of gate valves, the knife gate valve is one of them, also known as knife gate valve.According to the structure type, gate valve can be divided into plate gate valve and knife gate valve.Depending on the different connection mode, the knife gate valve can be divided into flange type.the lugs and the clip.

Compared with the ordinary gate valve, the structure of the knife gate valve is simple, the opening and closing piece is the gate, and the movement direction of the gate is perpendicular to the direction of the fluid,it is small in size, flexible in operation and easy to install.And it is suitable for medium with high consistency and solid particles.

As can be seen from the name, the knife gate valve mainly depends on the blade type gate to cut off the medium.The gate has two sealing surfaces that form a wedge shape. The ram can be made as a whole rigid ram; It can also be made to produce a small amount of deformation, from the process to improve the sealing of the elastic ram.In conclusion, compared with ordinary gate valves, knife gate valve mainly highlights the following advantages:

1, U-type gasket has a good sealing effect.

2, Full-bore design, the media through the strong. At the same time in the dirt medium conditions, easy to install, easy to disassemble, easy maintenance, without removing the valve to replace the valve seals, making the valve maintenance easier.

3, with the function of the gate knife gate, gate effect is good, can effectively block all kinds of debris in the media, to solve block, particle and fiber media after the breakage of the leak.

4, knife gate valve structure of the short length, small size, small flow resistance, light weight, save material, take up less effective space.

Although the prices of knife gate valve is more 20% higher than the normal gate valve,its better performance has been generally recognized by the market,and has quietly boarded the list of the most popular products with customers,and Bundor valve through more than 20 years of valve technology research and production, with senior production experience and advanced technology, with a formal modern production base for the knife gate valve market,  provide a large number of products stablely, our knife gate valve has the good reputation. If you want to buy knife gate valve,Bundor valve is your first choice for you.

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