NKP50

Pneumatic Knife Gate Valve

Pneumatic penetrating plug valve is a type of valve in which the gate and valve seat are always in close contact and sealed. Its principle is that the gate has a circular opening of the same diameter

Pressure Range

¡ð DN50-DN100         16bar

¡ð DN125-DN200       10bar

¡ð DN250-DN400       7bar

¡ð DN450-DN550       5bar

¡ð DN600-DN700       3bar

¡ð DN800-DN900       2bar

¡ð DN1000-DN1400   1bar


Parameter

¡ð Connection form: wafer

¡ð Switch form: Handwheel, Turbo, Pneumatic, Electric, Hydraulic, Electro Hydraulic, Chain Wheel Disk

¡ð Valve body material: WCB, CF8, CF8M

¡ð Gate material: F55, F532205, SS310, SS316L, SS316, SS304

¡ð Sealing materials: NBR, EPDM, PTFE, FKM

¡ð Packing: Nylon, high water-based, PTFE, rubber, graphite

¡ð Applicable media: Suitable for mud, urban sewage treatment, sugar factories, powders, papermaking, pharmaceuticals, chemicals, food and other fields


Features

¡ð Split valve body design

¡ð Gate penetrating design

¡ð Two type new bracket, increasing the strength of the bracket

¡ð Pneumatic multifunctional trapezoidal bracket, sturdy structure, capable of installing travel switches and switch indicator devices


Performance

¡ð A valve with a gate and seat that are always in close contact and sealed. Its principle is that the gate has a circular opening of the same diameter, and by opening and closing the gate, the circular opening on the gate completely disengages and matches the diameter. The gap between the valve chamber and the gate is small, and the medium will not be retained in the valve chamber as the gate moves.

¡ð The sealed valve seat is designed with a movable structure, which has anti-corrosion and automatic compensation functions, resulting in a longer service life. During the closing, opening, and opening processes, the valve seat moves closely with the gate plate, making the valve opening and closing force stable and having the characteristic of cutting off the medium.

¡ð During installation, there is no angle limitation, making it easy to operate and adjust the scale at any time. This structure completely solves the problem of valves not getting stuck in pipelines when installed horizontally, at any angle, or vertically.


Application

¡ð Realize pneumatic rapid isolation and sealing in coal powder conveying pipelines of power plants

¡ð Remote automatic cut-off control of raw material or clinker powder pipelines in cement plants

¡ð High sealing isolation valve under explosion-proof requirements for chemical dust process systems

¡ð Metallurgical industry pneumatic ash conveying pipeline penetrating full diameter cutoff device

¡ð Food and pharmaceutical powder transportation requires residue free and fully enclosed operating conditions


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