Abstract: The melt property and the processing property of the ultra high molecular weight polyethylene (UHMWPE) was summarized,and done the key introduction to the molding,extrusion molding(including extrusion of single and double screw extruders) as well as several kinds of forming method and molding process such as injection molding.A brief introduction to special equipment is also given, which is an important aspect of UHMWPE processing;In the end the future application and developing trend of ultrahigh molecular weight polyethylene are prospected.