At Sansheng Fluorine Plastics, we specialize in delivering high-quality sealing solutions tailored for a variety of industrial requirements, with a particular focus on the Tyco Keystone Butterfly Valve sealing rings. Our state-of-the-art product, the Sanitary EPDM PTFE compounded butterfly valve sealing ring, stands at the forefront of valve sealing technology, providing unparalleled durability and performance across a wide spectrum of applications.



Crafted from a unique compound of PTFE and EPDM, our sealing rings offer the best of both materials—PTFE's exceptional chemical resistance and EPDM's superb resilience and temperature stability. This combination ensures a seal that is not only resistant to a wide variety of media, including water, oil, gas, base oils, and acids but also capable of withstanding a range of pressures (PN6-PN10-PN16, Class 150) and temperatures. Our product is compatible with valve sizes ranging from DN50 to DN600, making it a versatile solution for different piping systems. The application of our technology extends to a wide array of valve types, including the renowned Tyco Keystone Butterfly Valves, establishing our product as the go-to option for those in need of reliable wafer type centerline soft sealing butterfly valves, pneumatic wafer butterfly valves, and more. We offer customization in terms of color to meet specific customer requirements, ensuring that our sealing solutions not only perform exceptionally but also align with our customer's visual and technical specifications. Our commitment to excellence is evident in our adherence to various international standards (ANSI, BS, DIN, JIS), enabling our products to seamlessly integrate into existing systems without the need for extensive modifications. Whether it's for a butterfly valve, lug type double half shaft butterfly valve without pin, or any other application, Sansheng Fluorine Plastics' sealing rings provide a dependable, high-performance seal that ensures operational efficiency and longevity.