... BR, IR, CR, IIR, NBR, HNBR, EPDM, VITON, PU or on your requirements.sizecustomizedcolorIn any color.originChina(mainland)brandPetrelcharacteristic1 ... discharge point of conveyor systems at chute end to prevent material spillage, \and widely used in electricity, mining, coal ... sample will be sent on requirements The advantage of PU material :Wear resistance, high resistance to aging, high-performance ...