What are the raw materials of woven sacks
The main raw material for foreign production is polyethylene (PE), while domestic production is mainly polypropylene (PP), which is a thermoplastic resin made by polymerization of ethylene. In industry, it also includes copolymers of ethylene and a small amount of α-olefin. Polyethylene is odorless, non-toxic, feels like wax, has excellent low-temperature resistance (the minimum use…