double cartridge seal Size:30mm, 40mm, 50mm, 60mm, 80mm, 90mm, 100mm Temperature:-20aa to 200aa, dependent on the elastomer This is a customer design double cartridge seal.We finished it with a good appearance at lowest price.Sizes 25mm to 100mm 1” to 4” Materials Combination l Face: Carbon, SiC, TC l Seat: SiC, TC l O-rings: NBR, EPDM, VITON, Aflas, FEP, Kalrez, Chemraz etc. l Spring: SS316, ...