Clarkson Knife Gate Valves

These valves are cost-effective solutions engineered specifically for slurry and abrasive applications in Mining and Mineral processing, Oil Sands, along with general applications in Pulp & Paper, Power, and other process industries.

Clarkson high performance slurry isolation and control valves have led the industry in elastomeric sleeve technology for 50 years. Valves come standard as self-purging bidirectional shut-off, ensuring repeatable positive isolation in critical applications.

Clarkson Model KGD | Slurry Knife Gate Valves

Features:

100% isolation, bubble-tight shut-off results in absolutely zero downstream leakage
Double-seated design provides bi-directional flow and shut-off

Technical Data:
Size Range: NPS 2 to 24 (DN 50 to 600)
Temperatures: Standard sleeve rated to 180°F (80°C), up to 300°F
(150°C) with optional elastomer selection

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Clarkson Model KGA+ | Heavy Duty Knife Gate Valves

Features:

Improved secondary seal is capable of being lubricated without disassembly, implifying valve maintenance
Full flange body design with available flange drilling including ASME B16.5, PN10 and PN16 (per DIN & BSstandards) among others
Simplified two-piece body design allows for easier rebuilds
Higher optional pressure rating possible on selected gate materials, many KGA+ valves can be rated up to 200 psi
Meets a wide range of abrasion, corrosion, temperature, and pressure requirements
Can be used in wet or dry services easily dealing with large, heavy particles and tramp material

Technical Data:
Size Range: NPS 3-60 (DN 80 to 1500)
Temperatures: Standard sleeve rated to 180°F (80°C), up to 400°F
(204°C) with proper elastomer selection

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