Ma mua o ke kaʻina hana extrusion nui, ua hui pū ʻia ka hānai polymeric i mālama ʻia me nā mea hoʻohui like ʻole e like me stabilizers (no ka wela, oxidative stability, UV stability, etc.), color pigments, flame retardants, fillers, lubricants, reinforcements, etc. ka maikaʻi o ka huahana a me ke kaʻina hana. Mi...
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