... NO.6204/6205/62305/6306/6307/6308 etcMaterialCarbon steel,Stainless steel,Rubber,Nylon,Pvc,HDPE, UHMWPEBelt widthfrom 500mm to ... proof,dust proof,heat resistantApplicationcoal,mine,quarry,cement,harbor,steel,power,crusher industry2. Belt conveyor roller Inner structure and ... have minimum radial play eccentricityShafthigh precision cold-drawn steel which has high brightness and little tolerance.Shaft ...