Idler is an important component of belt conveyor idlers polyethylene, polyethylene supply many kinds of rollers, large quantities. It accounts for a total cost of 35% of the belt conveyor, resulting in a more than 70% of the resistance, so the quality of the roller is particularly important. Role is to support the roller conveyor and material weight. Roller must be flexible and reliable operation. Roller main categories: material into the rubber roller, ceramic roller, nylon roller and insulating roller. Mainly trough idlers polyethylene roller manufacturers, all kinds of parallel roller group, all types of self-aligning roller group, various buffer roller group. Trough roller common type roller, forward-Roller, quick roller bearing type, hanging type roller, triplex roller, roller reversible, variable groove angle roller, roller transition, V-type roller and the like.