Knife Gate Hero

RF-SKG Wafer Knife Gate Valves

RF-SKG Wafer

For knife gate valves that perform in the most challenging conditions, trust in RF VALVES

RF-SKG Advantages & Key Features

  • Pass-through design
  • Bi-directional valve with a packingless design
  • Full port bore formed by 2 heavy-duty elastomer sleeves with an embedded stiffener ring to maintain sleeve shape and prevent wear and tear
  • Yoke design prevents slurry splatter and allows for easy mounting of proximity or limit switches and other accessories.
  • 360-degree groove along inner sleeve surface allows for axial flexibility
  • Top bracket design accommodates manual, pneumatic, hydraulic or electric actuation with no modifications needed

Available Configurations


  • SKGW


  • SKGW


  • SKGW - 2

    SKGW - 2

  • RF-SKG Knifegate Animation


  • Size Range

    2" (80mm) to 24" (600mm)

  • Temperature

    Up to 390degF

  • Max. Operating Pressure

    Up to 150psi (10bar) (consult for higher pressures)

  • Flange Drilling

    ASME B-16.5 Class 150, AS2129 Table D&E, PN10, PN16

  • Actuation

    Manual, Manual Bevel Gear, Pneumatic, Electro-mechanical and Hydraulic

  • Sleeve Material


  • Body & Yoke Material

    FUSION BONDED EPOXY POWDERCOATED Ductile Iron with Fusion bonded epoxy mild steel yoke plates

  • Blade Material

    Stainless Steel 316L , Teflon coated, or Duplex 2205


  • Actuator - Fail Positions - Fail Close/Open via Mechanical or Air Spring
  • Actuator Lockout
  • Manual Override
  • Positioner - Electro-pneumatic or pneumatic
  • Purge Port - Removable bottom cover and flush-out connections
  • Junction Box
  • Gauges
  • Limit Switches - Proximity, Mechanical or Magnetic
  • Pressure Switch
  • Filter/Regulator
  • Solenoid