Xov xwm
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Qhov zoo ntawm lub hnab PE yog dab tsi?
Lub hnab yas PE yog luv rau polyethylene. Nws yog cov thermoplastic resin polymerized los ntawm ethylene. Polyethylene tsis muaj ntxhiab thiab zoo li quav ciab. Nws muaj kev tiv taus kub qis zoo heev (qhov kub qis siv tau txog -70 ~ -100 ℃), kev ruaj khov tshuaj zoo, tiv taus...Nyeem ntxiv -
Yuav ua li cas ua cov hnab yas: Tshuab zaj duab xis, luam tawm thiab txiav cov hnab
Cov hnab yas tau dhau los ua ib feem tseem ceeb ntawm peb lub neej txhua hnub. Txawm peb siv lawv rau kev yuav khoom, ntim pluas su, lossis khaws ntau yam khoom, cov hnab yas yooj yim thiab siv tau ntau yam. Tab sis koj puas tau xav paub tias cov hnab no ua li cas? Hauv tsab xov xwm no, peb yuav tshawb nrhiav ...Nyeem ntxiv
