... to our company:Products we can manufacture:Conveyor Roller Character: Roller TypeCarrying,Impact,Return,Friction,Tapered,Guide,Spiral,Comb ... hdpe, uhmw-peUsageUsed in coal,mine,steel,cement,harbor,crusher heavy industryRoller FeatureLow vibration, low noiseReduced power consumption ( ... dust and water testsStart and run resistance testsIdler Roller Components:Our Factory Photos:Our products used in ...