African Valve is the top Knife Gate Valve Supplier in Egypt. A knife gate valve is a specialized type of gate valve designed for applications involving the flow control of fluids with high concentrations of solids, such as slurries and viscous media. The distinguishing feature of these valves is its sharp-edged gate, often made of materials resistant to wear and abrasion, which moves across the flow path to regulate the fluid flow. This design makes them particularly suitable for industries like mining, pulp and paper, wastewater treatment, and chemical processing, where the handling of abrasive materials is common.
The valve's unidirectional flow control and compact design contribute to its effectiveness in managing challenging substances without compromising efficiency.
Advantages:
- Tight Shut-Off: The sharp-edged gate design provides a tight seal against the valve seat, minimizing leakage and ensuring effective shut-off when closed.
- Unidirectional Flow: They are designed for one-way flow, preventing backflow and maintaining process integrity.
- Compact Design: The slim profile makes them suitable for installations in tight spaces or between flanges, optimizing space utilization in piping systems.
- Handling of Solids: Knife Gate Valve are specifically engineered to handle fluids with high concentrations of solids, such as slurries and viscous media, making them indispensable in industries dealing with abrasive materials.
- Cost-Effective Solution: Due to their robust construction and simplified design, offer a cost-effective solution for applications where shut-off and flow control of abrasive media are required.
Application:
These valves find application in various industries and processes where the handling of abrasive or viscous fluids with high concentrations of solids is required. Some common applications include:
- Mining: Used for controlling the flow of slurry containing minerals, ores, and other abrasive materials in mining operations, such as ore processing, tailings management, and mineral concentration.
- Pulp and Paper: Employed in pulp and paper mills for regulating the flow of pulp slurries, wastewater, and chemical additives in various stages of the papermaking process, including pulping, bleaching, and paper production.
- Wastewater Treatment: Installed in wastewater treatment plants for controlling the flow of sewage sludge, grit, and other solid-laden fluids during processes such as sedimentation, dewatering, and filtration.
- Chemical Processing: Utilized in chemical plants for handling corrosive chemicals, abrasive slurries, and viscous fluids in processes such as mixing, blending, and conveying.
- Power Generation: Used in power plants for controlling the flow of ash slurry, fly ash, and bottom ash in ash handling systems associated with coal-fired boilers and power generation equipment.
- Oil and Gas: Employed in upstream and downstream oil and gas operations for regulating the flow of drilling mud, produced water, and other solids-laden fluids in pipelines, refineries, and petrochemical plants.
Description:
- Body materials: WCB, WC6, WCC, LCB, LCC, Cast iron, Ductile Iron, SS316, SS304
- Size: DN50 to DN2000
- Class: 150 to 300
- Nominal Pressure: PN6 to PN40
- Operation: Handwheel, Electric actuated ,Pneumatic Actuated, Gear operated
- Ends: Wafer, Lug, Flanged
For more detail visit: Knife Gate Valve
