Lub hnab ntim yas yog ua los ntawm polypropylene (PP) ua cov khoom siv tseem ceeb, uas yog extruded, hlau kos, rov woven, woven, thiab ua rau hauv hnab ntim.PP yog pob tshab, semi-crystalline thermosetting yas nrog siab toughness, zoo rwb thaiv tsev zog, tsis tshua muaj dej nqus, siab am ...
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