... 100. What’s wore, the the elongation rate for flexibility of PUR can reach of 400- ... PET in the anti-hydrolysis, anti-acid/alkali capacities.it has the properties of small capacitance, ... hygroscopy, convenience construction, it has been the indispensability materials of insulation, waterproof and plugging, and sealing ... Southeast Asia, etc We offer all kinds of SEMI-FINISHED PLASTIC PRODUCTS like HDPE, ...