Polyethylene PE Polystone 300 – Properties and Applications Mar 13, 2008 · Key Properties of Polyethylene PE Polystone 300. 10mm-25mm HDPE sheets Borated Polyethylene Board Customized UHMW machined parts Double lor Sandwich HDPE sheets HDPE Ground Protection Mats PE cutting board Synthetic ice rink Truck dump UHMW bed liner UHMW ...