Nkhani Zamakampani
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Ubwino wa PE bag ndi chiyani?
Thumba la pulasitiki la PE ndi lalifupi la polyethylene.Ndi thermoplastic resin polymerized kuchokera ethylene.Polyethylene ilibe fungo ndipo imakhala ngati sera.Iwo ali kwambiri otsika kutentha kukana (otsika kutentha ntchito kutentha angafikire -70 ~ -100 ℃), bata wabwino mankhwala, resis ...Werengani zambiri