In the vast world of fluid management and control, the importance of reliable valve seals cannot be overstated. This is where our DN40-DN500 sanitary compound butterfly valve liners come into play, setting a new standard in the industry. Crafted from a cutting-edge blend of PTFE and FKM, these liners offer unmatched resilience and compatibility across a wide range of pressures (PN16, Class 150, PN6-PN10-PN16), ensuring your operations are leak-free and efficient.



Designed to seamlessly integrate with valves ranging from DN50 to DN600, these liners are versatile warriors against the harsh conditions found in water, oil, gas, base oil, and even acidic environments. Their robust construction makes them the ideal choice for applications in both valve and gas systems where reliability is non-negotiable. Beyond their outstanding material properties, these sanitary compound butterfly valve liners boast an array of features tailored to enhance performance and ease of use. Available in a variety of colors upon request, they cater to customer-specific requirements, ensuring a perfect match with your existing systems. The connection types supported include both wafer and flange ends, compatible with ANSI, BS, DIN, and JIS standards, providing a universal solution to your valve sealing needs. The seats, crafted from an array of materials such as EPDM, NBR, EPR, PTFE, and more, are customizable in hardness to suit specific operational demands, further enhancing the versatility and application range of these liners. Whether it's for a butterfly valve or a pneumatic wafer butterfly valve, the sanitary compound liner is engineered for excellence and durability.