... , etc.) which sell well at home and abroad.Silicone Rubber O Ring:1)High and low temperature resistance,2)abrasion resistance ... , 3)UV-resistance,3)Ozone resistance Silicone Rubber O Ring:1)Material: SILICON, NBR, SBR,NR,EPDM,IIR ... NBR, HNBR, NBQ, FKM, CR, PDFE, EPDM, SILICONE. ect. Color Available in any color, according to customers’ requirements Working Temperature -45OC~+280OC ...