... Self-lubrication,won't stuck. WANXIANG HDPE plastic conveyor idlers are widely used in dusty and corrosive ... °C~80°CSealLabyrinth sealLife timeMore than 30000hMaterialHDPE,UHMW-PE,PU,rubber,nylon,Specification (Φ)60, 75, 89, 108, 114, ... long service life(3-5 times longer than metal roller). Tangyin County Wanxiang Plasticizing Co., LtdAdd: No ... http://wxsh.en.alibaba.com HDPE plastic conveyor roller