... rubber type:NR,NBR,SBR,CR,EPDM,Slicone, industrial rubber rollerfunction:used for matallurgy,mine,dock,printing ... to ozone aging and weather resistance, wide operating temperature can be -65 -140 in long-term work ... machinery.* Silicone rubber roller: to use its high temperature resistance, ozone, chemical inert and non-adhesive plastic ... very good for special coating equipment. industrial rubber roller