Premium Sanitary Butterfly Valve Seal from Sansheng Fluorine Plastics

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PTFE+EPDM compounded rubber valve seat with high temperature resistance

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Sansheng Fluorine Plastics proudly presents its flagship product - the Teflon butterfly valve sealing ring, a pinnacle of engineering designed specifically to meet the rigorous demands of sanitary applications. Crafted with an innovative blend of PTFE and EPDM, this sanitary butterfly valve seal stands as a testament to our commitment to quality, durability, and performance. At the heart of our product lies the exceptional material combination of PTFE and EPDM. PTFE, known for its outstanding chemical resistance and thermal properties, coupled with EPDM's remarkable durability against water, steam, and UV exposure, makes for a seal that can effortlessly withstand high-temperature conditions prevalent in water, oil, gas, base oil, and acidic media. This synergy of materials ensures that our seals not only offer superior resilience but also maintain their integrity across a wide range of operational environments. Designed for versatility, our sanitary butterfly valve seals cater to a diverse spectrum of applications. Whether it's in the demanding realms of textile production, power generation, petrochemical processing, or pharmaceutical manufacturing, these seals offer unparalleled reliability. Their application extends further into heating and refrigeration, shipbuilding, metallurgy, light industry, and environmental protection, showcasing their adaptability across various fields. With port sizes ranging from DN50 to DN600, our seals are engineered to facilitate a seamless integration with wafer-type centerline soft sealing butterfly valves, including pneumatic wafer butterfly valves and lug-type double half shaft butterfly valves without pins. This ensures that regardless of your specific valve configuration, we provide a sealing solution that meets your needs without compromise.

Whatsapp/WeChat:+8615067244404
Detailed Product Description
Material: PTFE+EPDM Media: Water,Oil,Gas,Base,oil And Acid
Port Size: DN50-DN600 Application: High Temperature Conditions
Product Name: Wafer Type Centerline Soft Sealing Butterfly Valve,pneumatic Wafer Butterfly Valve Connection: Wafer,Flange Ends
Valve Type: Butterfly Valve,Lug Type Double Half Shaft Butterfly Valve Without Pin
High Light:

seat butterfly valve, ptfe seat ball valve

 

Black/ Green PTFE/ FPM +EPDM Rubber Valve Seat for Butterfly Valve Seat

 

PTFE + EPDM compounded rubber valve seats produced by SML are widely used in textile, power station, petrochemical, heating and refrigeration, pharmaceutical, shipbuilding, metallurgy, light industry, environmental protection and other fields.
Product performance: high temperature resistance, good acid and alkali resistance and oil resistance; with good rebound resilience, sturdy and durable without leaking.

 

PTFE+EPDM

The Teflon (PTFE) liner overlays EPDM which is bonded to a rigid phenolic ring on the outside seat perimeter. The PTFE extends over the seat faces and outsides flange seal diameter, completely covering the EPDM elastomer layer of the seat, which provides the resilience for sealing valve stems and the closed disc.

Temperature range: -10°C to 150°C.

 

Virgin PTFE (Polytetrafluoroethylene)

PTFE (Teflon) is a fluorocarbon based polymer and typically is the most chemically resistant of all plastics, while retaining excellent thermal and electrical insulation properties. PTFE also has a low coefficient of friction so it is ideal for many low torque applications.

This material is non-contaminating and accepted by the FDA for food applications. Although the mechanical properties of PTFE is low, comparing to other engineered plastics, its properties remain useful over a wide temperature range.

Temperature range: -38°C to +230°C.

Color: white

Torque adder: 0%

 

Heat / Cold Resistance of different rubbers

Rubber Name Short Name Heat Resistance ℃ Cold Resistance ℃
Natural Rubber NR 100 -50
Nitrle Rubber NBR 120 -20
Polychloroprene CR 120 -55
Styrene Butadiene copolyme SBR 100 -60
Silicone Rubber SI 250 -120
Fluororubber FKM/FPM 250 -20
Polysulfide Rubber PS / T 80 -40
Vamac(Ethylene/Acrylic) EPDM 150 -60
Butyl Rubber IIR 150 -55
Polypropylene Rubber ACM 160 -30
Hypalon. Polyethylene CSM 150 -60


Sansheng Fluorine Plastics' commitment to innovation is not just limited to material and design. We understand that each application is unique and demands a tailored approach. Hence, our Teflon butterfly valve sealing rings are available in both black and green, catering to specific operational requirements and aesthetic preferences. Our dedication to excellence transcends mere product manufacturing; it's about delivering solutions that enhance efficiency, reliability, and operational longevity in your critical applications. Embrace the Sansheng difference today - where advanced material science and engineering excellence converge to create the ultimate sanitary butterfly valve seal. Experience the blend of durability, versatility, and performance that only we can deliver, ensuring your processes run smoother, safer, and more efficiently.

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