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QM Series No groove bi-directional seal knife gate valve, cast iron body with the over all structure knife gate valve, including valve body, gate, and U-shaped flexivle seal at the bottom of the body with grooves. When the valve is closed, the bottom of the gate edge contact with the seal and then compress the seal into the groove in the body and sealed gate realizaiton; when the gate opens, separate gate from the bottom edge of the seal, seal will bounce to same level as groove, which will prevent the media sedment accumulated in the body cavity of the groove, no clogging , no residue, pipe easy to clean, so as to effectively improve the sealing effect knife gate valve to prevent leakage when the valve is closed.
Type: Wafer, Lug, Flange
Bi-directional seal
2PC Body Design
Full Port Design
Fluid without retention in valve body
2PC Strong Yoke Design
Mixed with Variety of materials Packing

Ref. 850A/94 Knife Gate Valve Bidirectional

SKU: 850A-94

  • Operation: Handwheel, Gear Box, Electric, Pneumatic, Hydraulic, Sprocket
    Maing Material: GGG40, WCB, CF3M, CF8M, CF8
    Wedge Material: SS316L, SS304
    Sealing Material: EPDM
    Packing: Aramid fiber, hig-water based rubber packing graphity wheel
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