Anodizing: aluminium ne alloys dzayo zvinoshandiswa se anodes, uye lead kana graphite zvinoshandiswa se cathodes. Mune imwe concentration (yakadai se sulfuric acid, oxalic acid, chromic acid, nezvimwewo) conductive solution, kuburikidza ne applied voltage uye effect ye electric current, imwe shape (8-12um) layer inoumbwa pamusoro pe firm, iyo ine ma mechanical properties akanaka, kuomarara, corrosion resistance, wear resistance, insulation, adsorbability nezvimwewo.
1. Kubvisa mafuta: kubvisa mafuta e organic solvent, kubvisa mafuta emulsification kubva mumvura, kubvisa mafuta emagetsi.
2. Kupukuta nemakemikari: Kubvisazve tsvina pamusoro pearuminiyamu nearuminiyamu yayo nephosphoric acid, uye kubvisa firimu re natural oxide pamusoro pearuminiyamu, kuitira kuti aruminiyamu ionekwe kuti ive nyore kuomesa. Panguva imwe chete, kupukuta uku kune simba rekuenzana, izvo zvinogona kuwedzera kupfava pamusoro pechinhu chebasa mushure mekuputirwa nejecha, uye magadzirirwo epamusoro acho ari nani.
3. Kubvisa ganda dema: Mushure me phosphorylation, ganda dema-grey (simbi yakaita semhangura, nickel, manganese, iron, silicon, nezvimwewo, iyo isinganyungudike mu phosphoric acid) rinosara pamusoro pechinhu chebasa, rozorapwa ne nitric acid.
4. Kuoresa: Maitiro ekugadzira firimu reokisijeni pachigadzirwa chearuminiyamu (anode) pasi pekushanda kwemagetsi ari kushandiswa pasi peelectrolyte inoenderana nemamiriro ezvinhu chaiwo. Kuoresa kweanodhijeni, kana kusina kutaurwa, kunowanzoreva Anodizing sulfuric acid.
5. Kudhaya: Kudhaya kunofanira kuitwa pakarepo mushure meanode uye kwete kwenguva yakareba. Mushure mekuoxidation, sukurudza acid yasara nemvura inotonhora nokungwarira (dzivisa kukwira kwekupisa uye membrane inovharwa yega).
6. Kuvhara: mvura inopisa zvakanyanya inovhara maburi, uye alumina inosanganiswa nemamorekuru emvura kuti igadzire hydrate, zvichiita makristaro.
7. Kuomesa: Isa chigadzirwa muovheni tembiricha yeovheni iri pa70 °C. Tembiricha yekuvhara haifanirwe kunge yakanyanya kukwira, zvikasadaro firimu rinogona kutsemuka. Usati wageza, inofanira kusukwa nemvura inopisa kuti tembiricha yechinhu chebasa iwedzere kuitira kudzivirira kutsemuka kunokonzerwa nekuti chinhu chebasa chakanyanya kutonhora.
Nguva yekutumira: Ndira-09-2019