Tecnoflon® PFR FFKM from Solvay provides European/Asian supply chain advantages. Grades PFR 95HR, 94HR, and new LTFE series offer low-temperature flexibility to −40°C. Lead times as short as 5–10 days for custom sizes up to 2.2 m diameter via vulcanized splicing make it a favorite for chemical plants. https://globalsealstech.com/ffkm-seals/