rod guide rings Based on our unique polymethylurea (PMU) chemistry Deuteron offers two high-performance surface additives with PTFE-like properties: Deuteron SF 505 and Deuteron SF 707. Polytetrafluoroethylene (PTFE-Teflon®, Dyneon®, Diakin®) is the most important member of a group of fluoropolymers with a range of unique and useful properties not possessed by any other polymeric material. PTFE (Teflon) is best known … Continue reading PTFE And Polyester