... Seal, Marine Seal for Marine Pumps, Compressors and Freezers, Material: sic, cer, car, NBR, EPDM, Viton, SS. Product Information Marine Seal ... weak corrosive and slight pellet.1. MaterialsStationary ring: sic, ceramic etc.Rotary ring: carbon graphite, sic, etc.Secondary seal: NBR, EPDM, VitonOthers: SS304 ...