... than steel or bronze bearing with grease, UHMW-PE friction parts need no lubricant,maintain easily,operate smoothly,have least friction ... no damage to oponent,is a superb material for use wear parts in machinery and equipment.5. Noise and vibration absorbingUHMWPE has ... ,rollers, mixer paddles, pump impeller,bearing,chain and belt guides,wear strips etc. In material handing systems,UHMW-PE tubes and ...