The market demand for PERT II pipes is strong and my country has an urgent need for import substitution.

pert type ii pipe, also known as type ii heat-resistant polyethylene pipe, is made of high-density (hdpe) polyethylene and hexene copolymer, using type ii imported heat-resistant polyethylene raw materials. pert is a copolymer of ethylene and α-olefin. it can be divided into pert i-type pipes and pert ii-type pipes. since the temperature and pressure resistance…