... PPG is much better than PET in the anti-hydrolysis, anti-acid/alkali capacities.it has the properties of ... insulation, anti-burned, anti-cold, anti-skepticism, non hygroscopy, convenience construction, it has been the indispensability materials of insulation, waterproof and ... , PET, PC, UPE,PTFE, ABS,PP,PVC,PMMA,Machined Plastic Parts, Anti-static & Conductive Engineering Plastics and many others ...