The Knife Gate Valve with Replaceable Rubber Seat is a highly efficient and versatile valve designed for handling abrasive, viscous, and slurry-based media in demanding industrial applications. This valve features a knife gate mechanism that cuts through thick and heavy materials, ensuring smooth operation and minimal clogging. The replaceable rubber seat provides excellent sealing performance and allows for easy maintenance, reducing downtime and operational costs. Ideal for industries such as mining, wastewater treatment, pulp and paper, and chemical processing, this valve offers durability, reliability, and cost-effectiveness.
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Key Specifications:
Sizes: 2″ – 48″ or DN 50 – DN 1200
Pressure Rating: Class150 or PN6 – PN16
Materials of valve body: WCB, LCB, WC6, CF8, CF3, CF8M, CF3M, 4A, etc.
Operation: Manual, Gear, Pneumatic, hydraulic and Electric actuator
Features
Bi-direction design
Replaceable Rubber seat, Bubble-tight seat seal
Self-cleaning mechanism
Rising stem or Non-rising stem
Wafer Lugged body
Design & Manufacture:
MSS SP-61, ASME 16.34
Face to Face: MSS SP-81, ASME B16.10, EN 558
Connection End: ASME B16.5, EN 1092, JIS B2220
Test : MSS SP-81
Key Features:
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Knife Gate Mechanism:
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Efficient Cutting: The sharp-edged gate is designed to cut through thick, viscous, and abrasive media, such as slurries, sludge, and solids.
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Minimal Clogging: The knife gate design reduces the risk of clogging, ensuring smooth operation even in challenging applications.
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Replaceable Rubber Seat:
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Easy Maintenance: The rubber seat can be easily replaced when worn, reducing downtime and maintenance costs.
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Excellent Sealing: The rubber seat provides a tight, bubble-tight seal, minimizing leakage and ensuring reliable performance.
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Versatility: Suitable for a wide range of temperatures and media, depending on the type of rubber used (e.g., EPDM, NBR).
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Robust Construction:
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Durable Materials: Typically constructed from materials such as stainless steel, carbon steel, or ductile iron, providing excellent resistance to wear, corrosion, and abrasion.
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Heavy-Duty Design: Built to withstand high-pressure and high-temperature conditions, ensuring reliable performance in harsh environments.
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Bidirectional Sealing:
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Versatility: The valve is designed to provide effective sealing in both flow directions, making it suitable for applications where flow direction may change.
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Manual or Automated Operation:
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Manual Operation: Equipped with a handwheel or lever for easy manual control.
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Automated Operation: Can be fitted with electric, pneumatic, or hydraulic actuators for remote and automated control.
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Compact and Lightweight Design:
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Space Efficiency: The compact design reduces space requirements, making it ideal for installations with limited space.
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Ease of Installation: The lightweight construction simplifies installation and handling.
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