Metal Parts: 316 Stainless Steel
Spring: Hastelloy “C”
Rotary Face: Graphite, Silicon Carbide, PTFE/Fiberglass
Bellow: NBR (Nitrile), FKM (Viton®), CR (Neopreno), E.P.R (EPDM), Kalrez (FFKM), Aflas (TFE/P), Creavey (PTFE/FKM) Silicón (VMQ)
Seat: Ceramic, Silicon Carbide, Tungsten Carbide, Graphite, Stainless Steel, Ni- Resist
