High-performance elastomers like HNBR, FKM, FEPM (Aflas®), and FFKM dominate RGD resistant HPHT seals. HNBR offers excellent sour gas resistance and mechanical strength for moderate temperatures. FKM variants provide broad chemical compatibility. FEPM excels in steam and amine environments. FFKM delivers ultimate thermal and chemical stability, often reaching 250-327°C with outstandin... https://globalsealstech.com/product/rgd-rapid-gas-decompression-o-rings/