... UHMWPE has lower price than steel,need no maintain,easy to machine,conventionally sawed,milled,planed and drilled,so UHMWPE has a ... easily,operate smoothly,have least friction,and cause no damage to oponent,is a superb material for use wear parts in ... \\\'s surface absorption affinity is very feeble,materials are difficult to stick to it. UHMW-PE\\\'s water absorption is less than ...