Hana ʻia ke kinona o ka noho huila me ka aluminika.
Nā pōmaikaʻi o ka hui alumini:
1. Māmā a palupalu: ʻo ka nui o ka alumini ma kahi o hoʻokahi hapakolu o ke kila;
2. Ikaika maikaʻi: ʻo ka ikaika tensile o ka alumini maʻemaʻe he hapaʻelima o ke kila kalapona haʻahaʻa, akā e hoʻonui nui ʻia kona ikaika ma hope o ka mālama ʻana i ka wela a me ka hoʻoikaika ʻana i ka alloying;
3. Kū'ē maika'i i ka palaho: ʻo kekahi o nā hi'ohi'ona o ka alumini alumini, ʻo ia ka hana 'ia 'ana o kahi ki'i'oni'oni oxide mānoanoa ma luna o ka 'ili i ka wā e ho'opili ai me ka ea, hiki ke pale i ka palaho, no laila he kū'ē maika'i kona. Inā ho'opili 'ia ke "'ano hana lapa'au membrane alumina" iā ia, hiki iā ia ke pale piha i ka palaho;
4. Maikaʻi ke kaʻina hana: maikaʻi ka hana extrusion o ka alumini alloy, a maʻalahi hoʻi ka mīkini lua a me ke kaʻina hana kulou;
5. Maʻalahi e hana hou: he haʻahaʻa ka hoʻoheheʻe ʻana o ka alumini, maʻalahi ka hana hou ʻana a ʻaʻohe haumia i ka wā o ka mālama ʻana i nā ʻōpala, kahi mea e kūpono ai i ka palekana o ke kaiapuni a e like me ke ʻano o ka hoʻomohala hoʻomau.