Speciality Valve stands at the forefront as the premier Pneumatic Knife Gate Valve manufacturer in India, with a widespread supply network covering regions such as India, Cyprus, and Algeria.


About Pneumatic Knife Gate Valves:

Pneumatic knife gate valves stand out as essential mechanical devices for precision fluid flow control within pipelines and process systems. Their simple yet highly effective design, featuring a sharp-edged gate or blade, enables seamless regulation or prevention of fluid flow.

The pneumatic functionality of these valves involves using compressed air or gas for remote and automated control. As air or gas enters the pneumatic actuator, it exerts force on the gate, prompting its movement within the valve body. This movement, whether raising or lowering the gate, effectively adjusts the passageway, thereby regulating the fluid flow.

These valves find invaluable utility in applications handling fluids containing solid particles, slurries, or viscous materials, as the sharp-edged gate efficiently cuts through, averting clogging issues.


Benefits :

  1. Bi-Directional Sealing: Ensures effective sealing in both directions, preventing leakage.
  2. Excellent Flow Control: Offers precise control over fluid flow rates and direction.
  3. Minimal Pressure Drop: Maintains efficient flow with minimal loss of pressure.
  4. Compact Design: Occupies minimal space, making it suitable for tight installations.
  5. Easy Maintenance: Simplifies upkeep and servicing tasks, minimizing downtime.
  6. Remote Operation: Enables control from a distance, enhancing operational convenience.
  7. Resilience to Harsh Environments: Withstands challenging conditions, ensuring reliability in demanding settings.
  8. Cost-Effective: Provides economical fluid control solutions, offering value for investment.
  9. Tight Shut-Off: Achieves complete closure to prevent fluid leakage when the valve is closed.


We manufacture Pneumatic Knife Gate Valve for the following industries:

  1. Wastewater Treatment
  2. Mining and Mineral Processing
  3. Chemical Processing
  4. Power Generation
  5. Oil and Gas
  6. Steel and Metal Manufacturing
  7. Marine and Shipbuilding
  8. Water and Desalination Plants



  1. Available materials: WCB, WC6, WCC, LCB, LCC, Cast iron, Ductile Iron, SS316, SS304
  2. Size: 2″ to 80″
  3. Class: 150 to 300
  4. Nominal Pressure: PN6 to PN40
  5. Operation: Pneumatic Actuated
  6. Ends: Wafer, Lug, Flanged


Configuration of a Pneumatic Actuator:

  1. 4-20 Mamp
  2. Pneumatic single acting actuators
  3. Pneumatic double acting actuators
  4. Pneumatic rotary actuators
  5. Pneumatic Scotch and Yoke actuators
  6. Pressure: 228 bar



  1. Standard -4°F to 200°F (-20°C to 93°C)
  2. Low -40°F to 176°F (-40°C to 80°C)
  3. High 0°F to 300°F (-18°C to 149°C)


Visit us: https://www.specialityvalve.com/product-category/pneumatic-knife-gate-valve/