bearing roller application:industrial,convoy roller material:metal(steel),rubber type:NR,NBR,SBR,CR,EPDM,Slicone,Viton,IIR bearing rollerfunction:used for matallurgy, ... , chemical fiber, wood processing, plastic processing machinery.* Silicone rubber roller: to use its high temperature resistance, ozone, chemical inert and ... properties is also very good for special coating equipment. bearing roller