Key Features of Version ZFT Standard Knife Gate Valve

• These are ideal for use in lieu of Sluice valves in applications involving solid - liquid mixes.
• These are ideal for vertical installation but can also be installed in inclined or horizontal position.
• This design can be used in all those application where ZFT valves can be used.
• A lug type wafer design of sleek construction for installation in small and congested areas.
• Metal to rubber sealing for leak tight low pressure shut off across the seat area over a long period of use.
• Replaceable rubber seals housed in seal retainer ring for easy and quick replacement.
• Sealing achieved by means of integrally cast jams pushing the gate on to the rubber seals for full-face contact between gate and rubber seals.
• Gate having beveled knife-edge at bottom to cut through solid particles settled at bottom of body and achieve full closure.
• Double ply PTFE packing glands provided with externally adjustable pusher arrangement to tighten the packing on the gate and eliminate the leakage through the back of the valve.
• Non rising spindle for compact operation and increased safety.
• Gate opening indicating arrangement to find out the extent of gate opening / Closing.
• Double start-threaded spindle provided for faster opening and closing.
• Manual with hand wheel
• Electro pneumatic
• Electro motorized
• Size: DN 50, 65, 80, 100, 125, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 800, 900, 1000, 1200 mm as standard. Larger sizes on demand.
• Mounting holes drilled to suit flanges as per DIN PN10 & ANSI 150# B16.
• Body test: 4.5 bar or higher depending upon material and size.
• Seat test: As per MSS-SP-81.