Kafin babban tsari na extrusion, abincin polymeric da aka adana yana haɗe da abubuwa daban-daban irin su stabilizers (don zafi, kwanciyar hankali na oxidative, kwanciyar hankali UV, da dai sauransu), pigments launi, masu kare harshen wuta, filler, lubricants, ƙarfafawa, da dai sauransu. ingancin samfurin da kuma aiwatarwa.Mi...
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