Makampani ndi ulimi ndi matumba opangidwa ndi pulasitiki omwe amagwiritsidwa ntchito kwambiri m'mafakitale awiriwa, ndipo ndi matumba ambiri opangidwa ndi pulasitiki. Zinthu zopangidwa ndi fakitale ya matumba opangidwa ndi Linyi ndi zomwe zimagulitsidwa kwambiri pazinthu ziwirizi. Lero tikambirana za momwe matumba opangidwa ndi nsalu amagwiritsidwa ntchito kwambiri m'mafakitale awiriwa. Ulimi...
Zopangidwa ndi mayiko akunja makamaka ndi polyethylene (PE), zopangidwa m'nyumba makamaka ndi polypropylene (PP), ndi mtundu wa utomoni wa thermoplastic wopangidwa ndi ethylene polymerization. M'mafakitale, zimaphatikizaponso ma copolymer a ethylene okhala ndi -olefin yochepa. Polyethylene yopanda fungo, yopanda poizoni, imamveka ngati ...