Polyethylene wax, tseem hu ua polymer wax.Nws yog cov khoom siv tshuaj lom neeg uas muaj cov ntsiab lus melting siab, siab hardness, siab gloss, xim dawb, thiab lwm yam. Nws yog dav siv vim nws zoo heev tiv taus txias, kub tsis kam, tshuaj tiv thaiv thiab hnav tsis kam.Hnub no Qingdao Sainuo coj koj mus rau un...
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