... mining,cement,steel,harbor,etc 3.Standard:ISO,CEMA,DIN,JIS Used to support the conveyor belt and are installed on the ... experience in this field, we can design the goods independently. Standard: GB, ISO, CEMA, DIN, JIS, ETC Production capacity: as ... for testing are available.The more relaxed payment termsDetailed conveyor roller idler feature: 1.Roller idlers Dia 50mm-219mm, length 190-3400mm, which ...