... roller material:metal(steel),rubber type:NR,NBR,SBR,CR,EPDM,Slicone silicone rubber rollerfunction:used for matallurgy,mine,dock,printing ... processing machinery.* Silicone rubber roller: to use its high temperature resistance, ozone, chemical inert and non-adhesive plastic for thermal processing ... , wear-resistant properties is also very good for special coating equipment. silicone rubber roller