... : silicone 4,OEM & ODM warmly welcomed 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 ... . We can provide OEM service with your own logo!Feature Seal Material NBR, HNBR, NBQ, FKM, CR, PDFE, EPDM ... -35OC~+200OC Working Pressure ≤35MPa Rubber Silicone O Rings