High Temperature Knife Gate Valve

The High Temperature Knife Gate Valve is specially designed for reliable operation under extreme temperatures, making it ideal for industries that handle high-temperature fluids, slurries, and gases. With its sharp-edged gate and durable construction, this valve is highly effective in cutting through thick fluids and providing a tight, leak-proof seal. Vcore Valves’ High Temperature Knife Gate Valve is engineered to withstand pressures and temperatures that are beyond the capability of standard gate valves, ensuring optimal performance in demanding applications. Whether it’s in the chemical, power generation, or mining industries, this valve offers both high reliability and minimal maintenance.
Key Features:
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High-Temperature Resistance: Designed to handle temperatures up to 450°C, the High Temperature Knife Gate Valve is perfect for industries where high-temperature fluid control is critical.
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Sharp-Edge Gate: The knife-shaped gate is engineered to cut through thick fluids, slurries, and solids, ensuring smooth operation and minimal resistance.
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Durable Construction: Made from high-strength materials such as stainless steel, alloy steel, and other heat-resistant alloys, this valve is built to perform under extreme conditions.
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Leak-Proof Design: Precision sealing mechanisms prevent leaks even under high-pressure and high-temperature conditions, ensuring the system operates safely and efficiently.
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Easy Maintenance: Designed for minimal wear and tear, the valve requires less maintenance over time, saving both time and operational costs.
Technical Specifications
| Component | Specification |
|---|---|
| Valve Type | High Temperature Knife Gate Valve |
| Valve Body | Cast Steel, Stainless Steel, Alloy Steel |
| Valve Seat | Metal Seat, Soft Seat (PTFE, Graphite) |
| Size Range | 2″ – 36″ |
| Pressure Rating | 150-2500LB |
| Temperature Range | -29°C to 450°C |
| Actuation Type | Manual, Electric, Pneumatic |
| Sealing Material | PTFE, Rubber, Graphite |
| Connection Type | Flanged (ANSI/JIS) |
Main Dimensions & Weight (mm/kg)
| Size (DN) | L (mm) | H (mm) | W (mm) | Weight (kg) |
|---|---|---|---|---|
| 2″ | 180 | 300 | 120 | 18 |
| 4″ | 230 | 350 | 150 | 35 |
| 6″ | 280 | 400 | 180 | 55 |
| 8″ | 330 | 450 | 200 | 75 |
| 10″ | 380 | 500 | 220 | 100 |
| 12″ | 430 | 550 | 240 | 135 |
| 14″ | 480 | 600 | 260 | 160 |
| 16″ | 530 | 650 | 280 | 200 |
| 18″ | 580 | 700 | 300 | 250 |
| 20″ | 630 | 750 | 320 | 300 |
| 24″ | 700 | 800 | 340 | 400 |

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Flow Control: The primary function of the High Temperature Knife Gate Valve is to control the flow of high-temperature fluids by cutting through slurries and thick liquids, providing efficient operation in demanding environments.
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Versatile Fluid Handling: This valve is suitable for a wide variety of fluids, including high-temperature oils, gases, slurries, and chemicals, offering versatility across industries.
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Durability Under Extreme Conditions: Designed for high-temperature and high-pressure environments, this valve maintains its performance under extreme conditions, minimizing the risk of failure.
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Leak Prevention: The leak-proof design ensures that no fluid escapes during operation, making it essential for safety and efficiency in industries dealing with hazardous materials.
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Minimal Maintenance: The robust materials and design reduce wear, resulting in fewer replacements and longer service life.
Applications
The High Temperature Knife Gate Valve is designed for use in industries that deal with high temperatures and thick fluids, including:
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Chemical Processing: Used to control high-temperature chemical reactions and fluid flow in chemical plants.
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Power Generation: Essential for steam and water systems in power plants, handling high-pressure and high-temperature steam and liquids.
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Mining: Ideal for slurry control and handling thick, abrasive fluids in mining operations.
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Oil and Gas: Used for controlling high-temperature oil and gas fluids in pipelines and processing systems.
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Paper and Pulp Industry: Employed for handling thick, slurry-like materials in pulp and paper manufacturing.