Knife Gate Valve
Knife Gate Valve Manufacturer in India | Concorde Valves & Automations
Concorde Valves & Automations is a trusted Knife Gate Valve Manufacturers in India, offering robust and high-performance valves designed for handling slurry, viscous fluids and solid-laden media in demanding industrial applications. Our knife gate valves ensure reliable shut-off performance, durability and long service life even under harsh operating conditions.
Manufactured using high-quality cast iron, cast steel and stainless steel materials, our knife gate valves are widely used in pulp & paper industries, wastewater treatment plants, mining operations, chemical processing and power generation industries requiring efficient isolation of flow.
Why Choose Concorde Valves & Automations?
- ✔ ISO Quality Manufacturing Standards
- ✔ 14+ Years Industry Experience
- ✔ Heavy Duty Industrial Valve Design
- ✔ Customized Sizes & Materials Available
- ✔ Pan India Supply & Export Capability
- ✔ Reliable After-Sales Support
Types of Knife Gate Valves
- Unidirectional Knife Gate Valve – Designed to handle flow in one direction, commonly used in slurry and wastewater applications.
- Bidirectional Knife Gate Valve – Allows flow in both directions, suitable for versatile industrial systems.
- Lug Type Knife Gate Valve – Provides easy installation and maintenance with strong end connections.
- Wafer Type Knife Gate Valve – Compact and lightweight design ideal for space-saving installations.
- Pneumatic Operated Knife Gate Valve – Automated valve operated using air pressure for efficient process control.
- Electric Actuated Knife Gate Valve – Motor-operated valve for precise and remote-controlled operations.
How Knife Gate Valves Work
Knife gate valves are commonly used in industrial applications to manage the flow of thick fluids, slurries, and media with suspended solids. They function through a sharp-edged blade, also known as a gate, which moves vertically to regulate the flow inside the pipeline.
When the valve is opened, the blade lifts completely, allowing unrestricted flow with minimal pressure drop. When closed, the blade cuts through the media and creates a tight seal, effectively stopping the flow. This design makes knife gate valves highly efficient in applications where conventional valves may clog or fail.
As a trusted knife gate valve manufacturer in Mumbai, we provide robust and high-performance valves designed for durability, smooth operation, and reliable sealing in demanding industrial environments.
Applications
- Pulp & Paper Industries
- Wastewater Treatment Plants
- Mining & Slurry Handling Systems
- Chemical Processing Industries
- Power Generation Plants
- Cement and Bulk Material Handling
Benefits
- Excellent shut-off performance for slurry media
- Low pressure drop design
- Heavy duty and durable construction
- Suitable for high temperature applications
- Minimal maintenance requirements
- Long operational service life
Technical Specifications
| Parameter | Details |
|---|---|
| Size | 50NB — 600NB (Above 600NB Consult Factory) |
| Pressure | 150 PSI |
| Temperature | 0°C to 1200°C |
| Body / Chest | Cast Iron FG 260, Cast Steel WCB, CF8, CF8M |
| Seat | Integral to Body (Soft Seat Optional) |
| Gate | AISI SS 304, 316, 316L, 317, 317L |
| Screw Spindle | AISI SS 410, 304, 316 |
| Nut | Brass |
| Yoke | MS Plate Type |
| Gland Follower | Cast Iron, Cast Steel, Ductile Iron, CF8, CF8M |
| Hand Wheel | Cast Iron, Cast Steel, Ductile Iron |
| Gland Packing | PTFE / PTFE Impregnated |
| Ends | Lugged |
| Port | Standard Round (Optional V Port / Diamond Port) |
| Body Shell Test | As per MSS SP-81 Norms (10 Kg/cm²) |
| Working Pressure | 6 Kg/cm² |
| Seat Leakage Test | Metal Seated: MSS SP-81 / TAPPI 405 | Soft Seat: Zero Leakage |
Advantages
- Efficient Slurry Handling: Designed for thick and abrasive media.
- Compact Design: Requires less installation space.
- Reliable Isolation: Provides tight shut-off performance.
- Versatile Options: Available in multiple materials and seat types.
- Cost Effective: Ideal for heavy industrial applications.
Knife Gate Valve Supplier in India
Concorde Valves & Automations is a reliable knife gate valve supplier in India providing high-quality industrial valves, competitive pricing and timely delivery solutions for multiple industries.
We also supply a wide range of high-quality industrial valves and flow control solutions designed for various industrial and automation applications.
Frequently Asked Questions
A knife gate valve is a type of isolation valve designed with a sharp-edged gate that cuts through thick fluids, slurry and media containing solid particles.
Knife gate valves are widely used in industries such as mining, wastewater treatment, pulp and paper, chemical processing and bulk material handling systems.
Knife gate valves are available in materials such as cast iron, ductile iron, stainless steel, cast steel and special alloys depending on the application requirements.
Yes, knife gate valves are specifically designed to handle slurry, viscous liquids and abrasive media where solid particles are present.
Knife gate valves are commonly available with pressure ratings such as PN10, PN16 and Class 150 depending on the valve design and application.
Knife gate valves require minimal maintenance, but regular inspection of the gate, seals and actuator helps ensure smooth operation and long service life.
Knife gate valves can be operated manually using a handwheel or through automated systems such as pneumatic, electric, or hydraulic actuators.
Yes, depending on the material and seat type used, knife gate valves can be designed to handle high-temperature industrial applications.
Looking for Knife Gate Valve Supplier in Mumbai?
Concorde Valves & Automations supplies premium knife gate valves in Mumbai, built for smooth handling of slurries, thick fluids, and media with solids, ensuring dependable sealing and long-term performance.
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