Knife Gate Valve - Lixin Valve Group Co., Ltd
Frequently asked questions
QHow to prolong the service life of screw type knife gate valve?

The lifting disc, no matter fully open or fully closed, is always consistent with the sealing surface, and the sealing surface is protected from direct flushing by the medium, thus extending the service life of the valve.

QIs screw type gate valve a movable valve seat?

Yes, the sealing valve seat is a movable structure design, easy to replace

QHow about the cleaning of the inner cavity of the screw type gate valve?

Because there are flushing ports on both sides of the valve body, it is convenient to clean the inner cavity of the valve.

QWhat type is the seal of rubber lined knife gate valve?

U-type sealing strip

QWhat is the function of U-type sealing for rubber lined knife gate valve?

It can prevent the leakage caused by the movement of the sealing strip, and the slurry valve can achieve two-way zero leakage.

QThe bottom of rubber lined knife gate valve plate is smooth without any groove?

Ensure that impurities do not accumulate

QWhat are the advantages of rubber lined knife gate valve?

The channel and sealing surface are vulcanized and wear-resistant rubber, with better wear resistance and erosion resistance.

QIs the Lined type screw knife gate valve one-piece valve body or two-piece valve?

Two piece valve body

QWhat are the characteristics of the valve seat of the Lined type screw knife gate valve ?

The valve seat is composed of two symmetrical rubber ferrules on both sides of the valve body. It is made of natural rubber and has a metal core inside to help keep its shape from deformation. The elasticity of the ferrule ensures that they are permanently connected together to prevent solid accumulation between the two parts of the valve body.

QWhat are the advantages of the valve seat design of Lined type screw knife gate valve ?

It is suitable for wearing media, and the sleeve protects the valve body. In terms of maintenance, the sleeve can be replaced and taken out from the outside of the valve body, making operation easier.

QCan the rubber lined knife valve be used without rubber lining?

Yes, yes, no cavity structure, medium will not accumulate

Is it difficult for you to choose which valve? Please send us your questions and we will give you a detailed plan.
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