Iingxowa zokupakisha zeplastiki zenziwe nge-polypropylene (PP) njengeyona nto iphambili ekrwada, ekhutshiweyo, itsalwa ngesinyithi, ilukiweyo, ilukiwe, kwaye yenziwe kwiingxowa zokupakisha.I-PP yiplastiki ye-thermosetting ecacileyo, ene-semi-crystalline enokuqina okuphezulu, iipropathi ezilungileyo zokugquma, ukufunxa amanzi aphantsi, ukuphakama okuphezulu ...
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