Anodizing yog cov txheej txheem electrochemical uas hloov qhov chaw ntawm txhuas rau hauv txheej oxide, uas yog ib qho nyuaj thiab ruaj khov dua li cov hlau qub. Anodized aluminium phaj feem ntau yog siv rau architectural, tsheb, thiab aerospace daim ntaub ntawv uas durability thiab corrosion kuj yog qhov tseem ceeb.
Ntawm no yog cov kauj ruam koom nrog hauv cov txheej txheem anodizing rau txhuas daim hlau:
- Ntxuav: Aluminium phaj yog ntxuav kom huv si kom tshem tau cov av, roj, los yog lwm yam impurities uas tej zaum yuav muaj nyob rau ntawm qhov chaw. Qhov no feem ntau yog ua nrog degreaser lossis lwm yam tshuaj ntxuav.
- Kev kho mob ua ntej: Lub phaj aluminium yog ces kho los npaj qhov chaw rau anodizing. Qhov no tej zaum yuav muaj cov tshuaj etch los yog mechanical deg npaj kom tshem tawm cov kab mob uas seem tshuav thiab tsim kom muaj qhov sib xws..
- Anodizing: Aluminium phaj yog immersed nyob rau hauv ib tug electrolyte tov, Feem ntau yog sulfuric acid, thiab ib qho hluav taws xob tam sim no yog siv rau saum npoo. Qhov no ua rau cov txhuas ua rau cov kua qaub, tsim ib txheej oxide rau saum npoo ntawm cov hlau. Lub thickness ntawm oxide txheej tuaj yeem tswj tau los ntawm kev kho qhov voltage thiab lub sijhawm ntawm cov txheej txheem anodizing.
- Xim: Yog xav tau, anodized aluminium phaj tuaj yeem dyed ntxiv xim rau saum npoo. Qhov no yog ua los ntawm immersing lub phaj nyob rau hauv ib tug dye tov, uas yog absorbed rau hauv lub pores ntawm oxide txheej. Cov xim sib txawv tuaj yeem ua tiav los ntawm kev siv cov xim sib txawv.
- Khi: Kawg no, lub anodized txhuas phaj yog kaw los txhim kho lub durability thiab corrosion kuj ntawm nto. Qhov no feem ntau yog ua los ntawm immersing lub phaj nyob rau hauv dej kub los yog tshuaj da dej uas ua rau lub pores nyob rau hauv lub oxide txheej kaw., tsim kom muaj ib lub ntsej muag ntau dua.
Zuag qhia tag nrho, txheej txheem anodizing tsim ib qho nyuaj, qhov chaw ruaj khov uas tiv taus corrosion thiab hnav. Anodized aluminium phaj yog dav siv nyob rau hauv ntau yam kev siv qhov chaw durability thiab kev ua tau zoo yog qhov tseem ceeb.