African Valve is a premium Pneumatic Actuated Knife Gate Valve Supplier in Algeria.A pneumatic actuated knife gate valve is a type of valve that uses compressed air or gas to control the opening and closing of a gate or blade mechanism. It is specifically designed for applications that involve the handling of thick, viscous, or abrasive media, such as slurry, powders, or fluids containing solids.
The knife gate valve gets its name from the sharp-edged gate or blade that cuts through the media, providing a tight shut-off when closed. The actuation mechanism, powered by pneumatic pressure, controls the movement of the gate, allowing for precise and reliable flow control. When the valve is open, the gate retracts into a cavity, providing a clear passage for the media. When closed, the gate extends and presses against the valve seat, creating a seal that prevents any flow. Pneumatic actuation enables fast operation, making it suitable for applications that require quick response times.African Valve is a top Pneumatic Actuated Knife Gate Valve Supplier in Algeria Pneumatic actuated knife gate valves are commonly used in industries such as mining, wastewater treatment, chemical processing, and bulk material handling, where reliable and efficient shut-off and control of challenging media are essential.
Parts:
- Body
- Gate or Blade:
- Actuator
- Stem
- Seat
- Packing or Sealing System
- Connections and Accessories
Advantages:
- Excellent Flow Control: Pneumatic actuated knife gate valves are specifically designed to handle thick, viscous, or abrasive media effectively. The sharp-edged gate or blade cuts through the media, providing a tight shut-off when closed, ensuring precise flow control. This advantage makes them ideal for applications where reliable shut-off and control of challenging media are crucial.
- Reliable and Fast Actuation: Pneumatic actuation enables quick and reliable valve operation. By utilizing compressed air or gas, these valves can open or close rapidly, allowing for fast response times. The pneumatic actuator provides the necessary force to move the gate, ensuring efficient flow control and minimizing downtime.
- Compact Design: Knife gate valves have a compact design, making them suitable for applications with limited space. Their streamlined construction allows for easy installation in tight or confined areas. This advantage is particularly beneficial in industries where space is a constraint.
Applications:
- Mining and Mineral Processing: Pneumatic actuated knife gate valves are extensively used in the mining and mineral processing industry. They are employed in applications involving the handling of slurry, which contains solids suspended in a liquid. These valves effectively control the flow of slurry during transportation, processing, and separation of minerals.
- Wastewater Treatment: In wastewater treatment plants, pneumatic actuated knife gate valves play a vital role in controlling the flow of sewage, sludge, or other waste materials. Their ability to handle viscous or abrasive media makes them suitable for applications such as dewatering, thickening, and sludge disposal.
- Pulp and Paper Industry: Knife gate valves find widespread usage in the pulp and paper industry. They are commonly employed in applications involving the transport of wood chips, pulp, or paper slurry. These valves ensure efficient flow control, preventing blockages and maintaining smooth operation in various stages of the paper production process.
- Chemical Processing: Pneumatic actuated knife gate valves are well-suited for chemical processing applications where the media may contain corrosive or abrasive substances. These valves effectively control the flow of chemicals, acids, or corrosive liquids, ensuring safety and efficient process control.
- Bulk Material Handling: Knife gate valves are used in bulk material handling industries such as mining, cement, and power generation. They provide reliable flow control for materials such as coal, ash, cement, and ores, ensuring smooth and efficient material transfer throughout the handling process.
Description:
- Available materials: WCB, WC6, WCC, LCB, LCC, Cast iron, Ductile Iron, SS316, SS304
- Size: 2″ to 80″
- Class: 150 to 300
- Nominal Pressure: PN6 to PN40
- Operation: Handwheel, Electric and Pneumatic Actuated, Gear operated
- Ends: Wafer, Lug, Flanged
Pneumatic actuator details
- Torque – 3 – 9000 nm
- Operating pressure- 8 Bar
- Port Connection-NPT1.4”
- Mounting Base-ISO5211
- Temperature–20°C – +80°C
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