Crosslinking & Polymer Modification Molded Parts Product Qualification Property Improvements Will electron beam crosslinking improve the thermal resistance of my polyethylene molded part? February 12, 2014 / September 3, 2020 by ebeam Polyethylene is the most commonly electron beam-crosslinked polymer. Regardless whether it is LDPE, LLDPE or HDPE, it will crosslink with sufficient dose. The effect of the crosslinking will be a dramatic increase in heat resistance, as well as an improved impact resistance at low temperatures and a number of other property enhancements. Read more ยป