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