Anodizing: hoʻohana ʻia ka alumini a me kāna mau mea hoʻohuihui e like me nā anodes, a hoʻohana ʻia ke kēpau a i ʻole ka graphite e like me nā cathodes. Ma kahi hopena conductive i hoʻohuihui ʻia (e like me ka sulfuric acid, oxalic acid, chromic acid, a pēlā aku), ma o ka voltage i hoʻopili ʻia a me ka hopena o ke au uila, ua hoʻokumu ʻia kahi papa mānoanoa (8-12um) ma luna o ka ʻili o ka paʻa, nona nā waiwai mechanical maikaʻi, paʻakikī, kūpaʻa i ka pala, kūpaʻa i ke komo ʻana, insulation, adsorbability a pēlā aku.
1. Degreasing: organic solvent degreasing, wai-based emulsification cleaning agent degreasing, electrochemical degreasing.
2. Hoʻopili kemika: Hoʻopau hou i ka lepo ma luna o ka ʻili o ka alumini a me kāna hui me ka waikawa phosphoric, a wehe i ka ʻili oxide kūlohelohe ma luna o ka ʻili o ka hui alumini, i ʻike ʻia ka substrate alumini e hoʻomaʻamaʻa i ka anodization ma hope. I ka manawa like, loaʻa i ka hoʻopili ʻana ka hopena o ka pae ʻana, hiki ke hoʻomaʻemaʻe hou i ka ʻili o ka workpiece ma hope o ka oneblasting, a ʻoi aku ka maikaʻi o ke ʻano o ka ʻili.
3. Ke ʻili ʻana i ka ʻili ʻeleʻele: Ma hope o ka phosphorylation, aia kahi ʻili ʻeleʻele-hina (metala e like me ke keleawe, nickel, manganese, hao, silicon, a me nā mea ʻē aʻe, ka mea hiki ʻole ke hoʻoheheʻe ʻia i ka waikawa phosphoric) ma luna o ka ʻili o ka workpiece, a laila mālama ʻia me ka waikawa nitric.
4. Oxidation: Ke kaʻina hana o ka hana ʻana i kahi ʻili oxide ma kahi huahana alumini (anode) ma lalo o ka hana o ke au i hoʻopili ʻia ma lalo o ka electrolyte like a me nā kūlana kikoʻī. ʻO ka oxidation anodic, inā ʻaʻole i kuhikuhi ʻia, ʻo ia hoʻi ka Anodizing sulfuric acid.
5. Hoʻoluʻu ʻana: Pono e hana koke ʻia ka hoʻoluʻu ʻana ma hope o ka anode a ʻaʻole lōʻihi loa. Ma hope o ka oxidation, e holoi pono i ke koena o ka waikawa me ka wai anuanu (e pale i ka piʻi ʻana o ka mahana a e sila ʻia ka membrane).
6. Ke sila ʻana: hoʻopaʻa ka wai wela kiʻekiʻe i nā pores, a hui pū ka alumina me nā mole wai e hana i nā hydrates, e hana ana i nā kristal.
7. Hoʻomaloʻo: E kau i ka huahana i loko o ka umu me ka mahana o ka umu i hoʻonohonoho ʻia ma 70 °C. ʻAʻole pono e kiʻekiʻe loa ka mahana o ke sila ʻana, a i ʻole e maʻalahi ka ʻili i nā māwae. Ma mua o ka holoi ʻana, pono e holoi ʻia me ka wai wela e hoʻonui i ka mahana o ka mea hana i pale ʻia ai ka māwae i hana ʻia e ke anuanu o ka mea hana.
Ka manawa hoʻouna: Ian-09-2019