... ,HNBR, NBR+PVC, NBR, natural rubber, SBR,IR, IIR (BUTYL RUBBER), CIIR, CR (neoprene),EPDM are available2) Excellent chemical and physical property,used ... various auto,machinery,hydraulicpressure machine,etc.3) Excellent chemical and physical property, excellent oil resistance, high temperature stability, etc. Small Magic rubber seals