... of conveyor. Belt,roller,ider,board,chain conveyor etc. Steel,pvc,rubber,pu,aluminum etc. belt conveyor1.The ... conveyor could be widely used in general.2.Conveyor roller material:carbon ... steelStainless steelAluminum profile Φ32Free roller conveyor Φ38Chain roller conveyor Φ50Grooved roller conveyor Φ60Tapered roller conveyor Φ76Accumulating roller conveyor Φ89 etc ...