heavy duty slurry Knife Gate Valves is Bi-directional soft seated. The body can be ductile iron . Seats are available in EPDM, NR, Viton, Cr to suit a variety of applications. The seat can be easily replaced in the field.
• 100% Isolation; bubble-tight shut-off
results in absolutely zero downstream
• Double-seated design provides
bidirectional flow and shut-off.
• Unobstructed flow eliminates turbulence,
minimizes pressure drop across valve.
• No seat cavity where solids can collect
and prevent full gate closure.
• Dynamic self-adjusting secondary seal.
• No gate or stem packing is required,
eliminating packing leakage and
• No metal parts in contact with the flowing
• Manual valves have stem protection tube
• Gearbox included on DN250 and above
Actuation:hand wheel/Bevel Gear/Air Cylinder/Hydraulic Cylinder/Electric actuator
Size Range: DN50 to 800
Standard Pressure Ratings: 2" to 16" rated to 150 psi CWP 18" to 24" rated to 90 psi CWP
Flanged to suit :EN1092 /ASME B16.5/AS4087/JIS
Guanli Valve is well-known as one of the largest heavy duty slurry knife gate valves manufacturers and suppliers in China. We have been focused on various valves since 1992 and owned good reputation. Please rest assured to buy the quality valves in stock from our factory.