About PTFE Lined Butterfly Valve
We are offering enhanced quality PTFE Lined Butterfly Valve, which is a quarter-turn rotational motion valve, that is used to stop, regulate, and start flow. The offered valve finds usage for vacuum services, slurry services, high pressure and steam services, high temperature, compressed gas or air applications. Clients can avail this PTFE Lined Butterfly Valve from us in various specifications as per their requirements. We deliver this valve within the promised time frame.
Specification
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Lining Material
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PTFE
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Lining thickness
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3 mm Minimum
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Country of Origin
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Made in India
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Material
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Mild Steel
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Brand
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Flow Line Valve
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Size
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40 mm to 300 mm
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Exceptional Corrosion Resistance for Aggressive ApplicationsEngineered with a PTFE lined body and disc options, this butterfly valve is purpose-built for environments containing corrosive liquids, chemicals, and acidic solutions. Its bubble-tight shutoff and bi-directional flow capability ensure unwavering performance, even under the harshest process conditions. The valve's long-term durability reduces maintenance frequency and enhances operational safety.
Versatile Operation and Seamless IntegrationThe valve offers flexible operation methods-lever, gear, or actuator-making it suitable for both on-site manual use and remote automated control. Its adaptable wafer type design with sandwich mounting allows for quick installation between standard flanges as per EN 1092 and ASME B16.5. This versatility ensures straightforward retrofitting or integration into new systems.
FAQ's of PTFE Lined Butterfly Valve:
Q: How does the PTFE lining enhance the chemical resistance of the butterfly valve?
A: The PTFE lining forms a non-reactive barrier between the valve's internal surfaces and aggressive media, preventing chemical attack and corrosion, thus extending the valve's service life and maintaining reliable shutoff in harsh environments.
Q: What are the available disc material options for this valve, and how do I choose the right one?
A: You can select from PTFE, stainless steel (SS), ductile iron (DI), or lined disc options. The choice depends on your process media's chemical compatibility, temperature, and mechanical requirements. PTFE is ideal for highly corrosive chemicals, while SS or DI are suited for broader industrial applications.
Q: When should I use pneumatic or electric actuators instead of manual operation?
A: Pneumatic or electric actuators are recommended for applications requiring remote control, automation, or frequent operation, such as in automated process lines. Manual operation via lever or gear is suitable for occasional valve adjustment or smaller systems.
Q: Where can this PTFE lined butterfly valve be installed?
A: This valve can be mounted horizontally or vertically and is suitable for a range of facilities including chemical plants, pharmaceuticals, water treatment plants, and food processing units, wherever corrosion-resistant shutoff is required.
Q: What is the process for installing this butterfly valve in an existing pipeline?
A: The valve's wafer type, sandwich mounting design allows for installation between standard flanges following EN 1092 or ASME B16.5 standards. Proper alignment, torque tightening with recommended gaskets, and operational testing should be performed for a leak-free fit.
Q: What are the main benefits of choosing this valve for handling corrosive media?
A: Key benefits include high corrosion resistance due to PTFE lining, Class VI bubble-tight shutoff for zero leakage, bi-directional flow, compliance with international design and testing standards, and flexible automation options, all contributing to safe, efficient, and low-maintenance process control.