... repeated impaction,even at -196°C it is tough,together with it’s superior abrasion and corrosion resistance.UHMW-PE has ... without grease it works better than steel or bronze bearing with grease, UHMW-PE friction parts need no lubricant,maintain easily ... as gears,sprokets,rollers, mixer paddles, pump impeller,bearing,chain and belt guides,wear strips etc. In material handing systems,UHMW-PE ...