American VT pneumatic knife gate valve
Pneumatic knife gate valve is a valve driven by compressed air
Pneumatic knife gate valve is simply to use pneumatic actuator to control the valve, so as to realize the opening and closing of the valve
It can be divided into upper and lower parts
The upper part is a pneumatic actuator and the lower part is a valve
Generally, this type of valve shall be installed horizontally in the pipeline
The pneumatic knife gate valve is a kind of gate valve, which is a straight stroke cut-off valve
The head of the knife gate valve has a beveled edge, which has a certain cutting effect on the medium
It is suitable for the medium containing fiber and solid particles and the sewage treatment system
It can be equipped with manual, pneumatic and electric actuators,
It is widely used in automatic control systems for papermaking, mining, chemical industry, sewage treatment and other processes
The sealing seat of pneumatic knife gate valve adopts movable seal, and the O-ring pre tightening is used to provide pre tightening force to make the sealing seat close to the valve disc, which greatly reduces the leakage
It has the function of automatic compensation for the wear of the sealing pair in long-term use and improves the service life
The fixed guide claw has no groove design, which is not easy to cause media accumulation or jamming
The valve seat can choose metal hard seal or soft seal according to the requirements of medium and working conditions:
The ram is made of 304 stainless steel or carbon steel, and the soft seal can be PTFE valve seat or reinforced PTFE valve seat or EPDM or NBR, with good sealing performance,
Optional Accessories
1
Single or double control solenoid valve (24V, 220V and other voltages are available for selection, and explosion-proof solenoid valve can be selected if necessary)
2
Proximity switch
3
Air source treatment triplet (including pressure reducing valve, filter and oil mist)
4
Electric / pneumatic valve positioner (for regulating type)
Company purpose: always adhere to “ Rely on science and technology, strict management, meticulous manufacturing, and strive for first-class ” Implement the quality policy of “ Quality is benefit, technological innovation, quality assurance, integrity and efficiency, considerate service quality is the lifeblood of an enterprise ” Principle of
Products are widely used in coal, slag, sugar, sewage, paper and other fields
High quality has won the unanimous praise and trust of customers
Vt Fute valve Shanghai general agent 021-51691762 /13917585278
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The pneumatic knife gate valve is composed of left and right valve bodies, U-shaped sealing rings, rams, steel nuts, valve stems, supports, cylinders, etc
the pneumatic valve is opened and closed by the cylinder action of the pneumatic actuator
It adopts the wafer type structure, with small volume and light weight; The completely open channel can prevent the medium from depositing in the valve
The newly developed U-shaped sealing ring can ensure the good sealing performance of the valve; Small flow resistance, easy installation and maintenance
The external sealing of the ram is realized by the elastic sealing strip embedded in the valve body, and can be adjusted with the help of screws and pressure plates
The pneumatic knife gate valve can be equipped with solenoid valve, proximity switch and other accessories to complete the action control and signal output of opening and closing positions, and can also complete the automatic control of continuous action
The main body is made of cast iron, cast steel, stainless steel, etc
The drift diameter is from DN50 to DN1000
Optional Accessories
1
Single or double control solenoid valve (24V, 220V and other voltages are available for selection, and explosion-proof solenoid valve can be selected if necessary)
2
Proximity switch
3
Air source treatment triplet (including pressure reducing valve, filter and oil mist)
4
Electric / pneumatic valve positioner (for regulating type)
Company purpose: always adhere to “ Rely on science and technology, strict management, meticulous manufacturing, and strive for first-class ” Implement the quality policy of “ Quality is benefit, technological innovation, quality assurance, integrity and efficiency, considerate service quality is the lifeblood of an enterprise ” Principle of
Products are widely used in coal, slag, sugar, sewage, paper and other fields
High quality has won the unanimous praise and trust of customers
Vt Fute valve Shanghai general agent 021-51691762 /13917585278