Double Flange Damper Valve  Butterfly  Valve 

High-Temperature Damper Valves: Engineering for the Heat

The FlowBiz Model AFT-MS-G is a centric-disc damper valve designed for low-pressure, high-temperature gas flow control. Unlike standard isolation valves, dampers are engineered for regulation and diversion of air and gas streams, featuring a Metal-to-Metal seat that eliminates the risk of seat degradation in extreme thermal cycles.

The FlowBiz Engineering Advantage

  • Extreme Thermal Resistance: Rated to operate at temperatures up to 1200°C, making it ideal for furnaces, incinerators, and power plant exhausts.
  • Structural Integrity: The body is constructed from IS 2062 Gr. B (Carbon Steel), providing excellent weldability and high-temperature strength.
  • Double Flange Design: Ensures a secure, leak-proof connection to the pipeline and provides superior structural support for large-diameter ducts.
  • Low Torque Operation: Despite the high heat, the centric disc design is balanced to ensure smooth modulation via manual gear or automated actuators.

Technical Specifications: Model AFT-MS-G

Feature

Details

Operating Temperature

Up to 1200°C

Body Material

IS 2062 Gr. B (Carbon Steel)

Disc Material

Stainless Steel (High-Grade) or Alloy Steel

Seat Design

Metal to Metal (Step Seat or Swing Through)

Design Standard

FlowBiz Universal Damper Standard

Operation

Gear Operated, Pneumatic, or Electric Actuation

Size Range

100mm to 3000mm+ (Custom Duct Sizes Available)

Strategic Industrial Applications

1. Steel & Power Plants

Crucial for controlling hot blast air and flue gas in furnaces and boilers. The metal-to-metal seat ensures the valve does not fuse under constant thermal load.

2. Cement & Mining

Used in pre-heater towers and kiln exhaust systems where abrasive dust and high-temperature gases are moved at high volumes.

3. Incineration & Waste-to-Energy

Managing the flow of toxic, high-temperature exhaust gases through filtration and scrubbing systems.

4. Chemical & Petrochemical

Regulating thermal oxidizers and flare gas systems where temperatures frequently exceed the limits of standard industrial valves.

FlowBiz Exports: Your Global Partner in Heat Management

As the premier Damper Valve manufacturer in India, FlowBiz Exports delivers specialized engineering to the world's most demanding sectors. Our brand is synonymous with durability in Dubai, Turkey, Africa, and Southeast Asia.

  • Domestic Presence: Trusted in heavy industrial zones like Dahej, Hazira, Vizag, and Rourkela.
  • Custom Engineering: We provide bespoke face-to-face dimensions and material upgrades (like Inconel or Hastelloy) for specialized chemical gases.

Is your process gas reaching temperatures that compromise your current valve systems?

Upgrade to the FlowBiz Double Flange Damper Valve (Model AFT-MS-G)—the gold standard for high-temperature resilience. Contact our technical team today at +91 9016 989898 for a formal quote, thermal expansion calculations, and material selection guidance.

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