From our proprietary GYLON® Type 3522 modified PTFE, GYLON® BIO-PRO PLUS ™, offering best-in-class in all key factors such as compliance, chemical compatibility, leak tightness, creep, and cold flow Best performance. Due to the dimensional consistency that meets the ASME-BPE standard, this next-generation sanitary gasket ensures easy installation and long-term operational integrity in the most challenging and critical applications. GYLON® BIO-PRO PLUS ™ uses high manufacturing precision pre-forming and stress control to help eliminate key and expensive contamination issues commonly associated with sinker or intrusion of washers in sanitary couplings. With a smooth surface finish, GYLON® BIO-PRO PLUS ™ is ideal for product contact applications and is the best performer of CIP and SIP cycle life regardless of cleaning media or sterilization process. Our GYLON® 3522 material is 100% pure PTFE, fully compliant with all industry standards.