... ; 2.length 190-1800mm, Idler UHMWPE. Dunone belt conveyor impact roller is a patented product, and it sets a new ... conditions. Idler UHMWPE Dunone UHMWPE idler/Conveyor Roller is a patented product UHMWPE idler/Conveyor Roller Specification :diameter 50-219mm; length 190 ... China. We provide quality Rod,Pipe,Tube,Sheet,Film,Roller,Conveyor Idler,Custom parts at competitive price.Liyu Industry Park ...