Sansheng Fluorine Plastics presents its flagship product - the Keystone Resilient Butterfly Valve Sealing Ring, an indispensable component designed to redefine the standards of fluid control systems. Engineered with precision, this product forms the backbone of efficient and reliable valve operations in diverse industrial environments. At the heart of our Keystone butterfly valve parts lies the ingenious combination of PTFE and EPDM materials, offering unparalleled resistance against a broad spectrum of media including water, oil, gas, base oil, and even aggressive acids. This adaptability makes our sealing rings the preferred choice across various sectors, including but not limited to, petrochemical, water treatment, and food processing industries. The engineering finesse of our products extends beyond material superiority. Available in a comprehensive range of sizes from DN50 to DN600, our sealing rings cater to a broad array of applications. They are designed to meet international pressure standards such as PN16, Class150, and PN6-PN10-PN16 (Class 150), ensuring a perfect fit for both wafer and flange connection types. The versatility of our Keystone resilient butterfly valve sealing rings is further demonstrated through their compatibility with a variety of valve types, including wafer type centerline soft sealing butterfly valves and pneumatic wafer butterfly valves, ensuring that they meet the multifaceted requirements of our clients.



Moreover, the customizable hardness and seating options (EPDM/NBR/EPR/PTFE, NBR, Rubber, PTFE/NBR/EPDM/FKM/FPM) underscore our commitment to providing tailor-made solutions that align with specific operational demands. The color of each sealing ring can also be customized upon request, adding a personalized touch while adhering to your company's branding guidelines. Innovation at Sansheng is not just about delivering superior products; it's about redefining reliability and durability in the valve industry. Our Keystone butterfly valve parts are emblematic of this vision, offering a seamless blend of high performance, extensive media compatibility, and customizability. Whether you are looking to enhance the efficiency of your existing valve systems or seeking components that promise longevity, Sansheng Fluorine Plastics’ Keystone resilient butterfly valve sealing rings stand out as the benchmark for quality and reliability.