ʻO ka EVA (ethylene vinyl acetate copolymer) he mea maʻamau i hoʻohana ʻia me ka hana maikaʻi loa a me nā waiwai kino, no laila ua hoʻohana nui ʻia ia ma nā ʻano āpau. A laila, e hoʻolauna ʻia nā ʻano kūpono o ka hoʻoili ʻana o EVA, me ka extrusion, injection molding, calendering a me h ...
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