... excellent due to external lubrication and strong internal lubrication, and PE, PVC, polypropylene, etc XiangRongXing good characteristic, can resin as ... of lubricant. Can improve machining efficiency, prevent and overcome film, pipes, sheet bond, improve product smoothness and gloss, improve product ... , improve extrusion mold flow rate, increase ?, stripping convenience oxidized PE wax-OPE WAX