Sansheng Fluorine Plastics proudly introduces our premier product, the Keystone Resilient Butterfly Valve Sealing Ring, now enhanced with our cutting-edge EPDM Butterfly Valve Liner. This product stands as a testament to our commitment to providing superior sealing solutions across a myriad of industrial applications. Crafted from an innovative blend of PTFE and EPDM, our valve liner guarantees unmatched durability and resilience. The product is engineered to withstand pressures ranging from PN6 to PN16 (Class 150), making it a versatile choice for various operational environments. Whether you're dealing with water, oil, gas, base oils, or even aggressive acids, our EPDM Butterfly Valve Liner ensures a leak-proof and secure seal every time. The Keystone Resilient Butterfly Valve Sealing Ring with EPDM Liner is available in an extensive range of sizes, from DN50 to DN600, catering to a wide array of port sizes and application requirements. Its application versatility spans from valves and gas systems to more specific uses where high-quality sealing is paramount. Notably, the product is designed for easy integration with wafer and flange-end connections, providing a hassle-free installation experience. Furthermore, we understand that customization is key in addressing unique operational challenges. That’s why we offer the valve liner in various colors upon request, and the hardness and seat materials (EPDM/NBR/EPR/PTFE, NBR, Rubber, PTFE/NBR/EPDM/FKM/FPM) are customizable to meet specific requirements. The design includes advanced options such as the wafer type centerline soft sealing butterfly valve and the pneumatic wafer butterfly valve, along with the lug type double half shaft butterfly valve without pin, showcasing the product’s adaptability to different system needs.



Highlighting its superior performance, our EPDM Butterfly Valve Liner sets the industry benchmark for reliability and efficiency. The PTFE-coated EPDM valve seat is specifically designed for resilient seat butterfly valves ranging from 2'' to 24'', ensuring a broad compatibility with different valve sizes and types. Such attention to detail in design and material selection underscores our commitment to delivering only the best sealing solutions to our clients. At Sansheng Fluorine Plastics, we are dedicated to advancing the frontiers of industrial sealing technology. Our EPDM Butterfly Valve Liner embodies this dedication, offering an unbeatable combination of durability, versatility, and performance. Trust us to provide the sealing solution you need to enhance the efficiency and reliability of your operations. Explore the difference that our Keystone Resilient Butterfly Valve Sealing Ring with EPDM Liner can make in your industrial applications today.