ʻO 3105 coils alumini he 98% alumini maʻemaʻe me ka hoʻohui ʻana i nā alapili kūikawā no ka hoʻomaikaʻi ʻana i ka ikaika. ʻAʻole hiki ke hoʻopaʻaʻa ʻia kēia huila e ka mālama wela. Loaʻa iā ia ka weldability maikaʻi, formability, a me ke kūpaʻa corrosion.
3105nā wili aluminihe 3000-series alumini alumini: ʻo ka mea hoʻohui hoʻohui nui he manganese, a ua hoʻokumu ʻia no ka hana mua ʻana i nā huahana wrought. ʻO 3105 ka inoa o ka Hui Aluminum (AA) no kēia mea. Ma nā kūlana ʻEulopa, e hāʻawi ʻia ʻo EN AW-3105.