... Materials: different kinds of rubber & plastic, such as Silicon, NBR, SBR, NR, CR, EPDM, and FKM Rubber O-ring ... Features:1. Applicable material: NBR, CR, NR, SBR, EPDM, FKM, SILICON etc.,2. Main ... molding machine, extrusion machine,3. Applicated in field: Automotive/motorcycle product, Water filtration equipment, Small Appliances, Medical equipment, Industrial equipment, ...