PTFE Lined Butterfly Valve

Harry PTFE Lining, which is located in Midland, UK, is a top manufacturer and distributor of PTFE, FEP, and PFA-lined butterfly valves and is known for providing corrosion-resistant and high-performance solutions. Their butterfly valves with PTFE coating have a disc that is lined with PTFE, providing high resistance to chemical attack and ensuring smooth, consistent operation. Simultaneously, PTFE-sealed butterfly valves utilize a PTFE-lined seat to form a snug, leak-free seal and are thus ideal for processing aggressive and corrosive media. Both models function by rotating the disc 90 degrees to control flow, offering precise sealing and longevity in even the most severe industrial applications

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What is PTFE Lined Butterfly Valve?

A PTFE Coated Butterfly Valve refers to a butterfly valve that has a lining made of a coat of PTFE (Polytetrafluoroethylene), FEP (Fluorinated Ethylene Propylene), or PFA (Perfluoroalkoxy) for additional chemical resistance. The lining protects the valve against corrosion, wear and chemicals in aggressive conditions, making it reliable for handling corrosive fluids processing in chemical process, pharmaceuticals, and food processing applications. It offers reproducible sealing and higher durability, ensuring efficient fluid control in abusive environments.

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PTFE Lined Butterfly Valve Specification

Seal Material	PTFE/ PFA
Working Pressure	1.6 – 6.4Mpa
Working Temperature	-29°C — +180°C
Availabe Size	1/2″-4″,(DN15-DN100)
Available Connection	BSP/ BSPT/ NPT/ Flanged/ Welded
Nominal Pressure	P10/PN16
Operation	Manual,Pneumatic, Electric
Suitable Medium	Water,Sewage,Seawater,Gas,Food,Oils,etc
Standards	GB9112,DIN2501,BS4504,ISO2084,ANSI125
Applications	Water, Oil, Gas,
Nominal Diameter	DN40-DN300 handle lever DN350-DN1200 gear box
Operation Temperature	-10°C~150°C

Largest PTFE Lined Butterfly Valve Supplier in Midland, UK

Harry PTFE Lining is a leading supplier of PTFE Lined Butterfly Valve in Midland, UK, offering high-quality, corrosion-resistant solutions ideal for chemical, pharmaceutical, and industrial applications.

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Why Choose Harry PTFE Lining for PTFE Lined Butterfly Valve?

Types of PTFE Lined Butterfly Valve We Offer

Dimension Chart of PTFE Lined Butterfly Valve

SIZE	F/F†(±2) (mm)	A (mm)	B (mm)	L (mm)	Min. PipeØ* (mm)	C$ (mm)	Torque^§(N.m)
DN40-1 1/2”	33	90	65	260	26	1.5	15
DN50-2”	43	100	67	260	29	1.5	30
DN65-2 1/2”	46	115	65	260	49	1.5	40
DN80-3”	46	120	80	260	68	1.5	40
DN100-4”	52	158	95	260	88	1.5	50
DN150-6”	58^♦	190	120	325	145	1.5	100
DN200-8”	64^♦	220	162	G.Box	196	3	180
DN250-10”	70^♦	250	200	G.Box	245	3	250
DN300-12”	80^♦	270	232	G.Box	293	3	350
DN350-14”	92	300	255	G.Box	332	3	500
DN400-16”	102	300	290	G.Box	378	3	600
DN450-18”	114	395	310	G.Box	430	3	1200
DN500-20”	127	420	342	G.Box	480	3	1500
DN600-24”	156^♦	510	400	G.Box	572	6	2000

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Quality Control Facilities at Harry PTFE Lining

Benefits of PTFE Lined Butterfly Valve

Corrosion Resistance
The PTFE lining protects against harsh chemicals, making the valve ideal for corrosive applications.
Smooth Operation
The low-friction PTFE surface ensures easy, efficient valve movement with minimal wear.
Temperature Resistance
Performs reliably in extreme temperatures, both hot and cold, without deformation or damage.
Low Maintenance
Requires minimal upkeep due to its durable, self-lubricating PTFE lining, reducing downtime and costs.

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Applications of PTFE Butterfly Valve

Frequently Asked Questions (FAQ)

What is a PTFE lined butterfly valve?

A PTFE lined butterfly valve has its disc or seat coated with PTFE (Teflon) to resist corrosion and handle aggressive chemicals.

Where are PTFE lined butterfly valves typically used?

They are used in industries like chemical processing, pharmaceuticals, water treatment, and food production where corrosive or high-purity media are handled.

What are the key benefits of PTFE lining?

PTFE offers excellent chemical resistance, smooth operation, leak-proof sealing, and durability in harsh environments.

How does a PTFE lined butterfly valve operate?

By turning the disc 90 degrees, it opens or closes the flow path, providing simple and reliable flow control.

Can PTFE lined butterfly valves handle high temperatures?

Yes, they can handle moderate to high temperatures, but it’s important to check specific temperature ratings based on the valve design and application.