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Isicelo Somkhiqizo
Ukuphonswa kwe-aluminium alloy: izixazululo zokwelapha ubuso obuchwepheshile
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Ukubuka konke kokwelashwa kobuso be-aluminium alloy
Ukwelashwa kobuso be-aluminium alloy ukushintsha izakhiwo, isimo, ukwakheka kwamakhemikhali kanye nesakhiwo esincane sobuso be-aluminium alloy castings ngezindlela zomzimba noma zamakhemikhali ukuze kutholakale isimo sobuso esihlangabezana nezidingo zokusetshenziswa. Inhloso yaso ukuthuthukisa ukumelana nokugqwala, ukumelana nokuguguleka, ukuhlobisa kwe-castings, ukuthuthukisa ukuqhuba, ukushibilika kanye nezinye izakhiwo, nokwandisa impilo yesevisi yemikhiqizo.
Ukwelashwa kwe-Anodizing
I-Anodizing iwukufaka i-aluminium alloy ku-electrolyte ehambisanayo, iyenze i-anode, bese yakha ifilimu ye-oxide eningi ebusweni be-aluminium nge-electrolysis. Le filimu ye-oxide inokumelana okuhle kokugqwala futhi ingavimbela ngempumelelo ukugqwala nokugqwala kwe-aluminium alloy ezindaweni ezinzima. Ngaphezu kwalokho, ukujiya, ubulukhuni nombala wefilimu ye-oxide kungalungiswa ngokulawula ukwakheka kwe-electrolyte kanye nemingcele yenqubo. Isibonelo, ifilimu ye-anodized etholakala ku-sulfuric acid electrolyte inokumelana okuphezulu kokugqwala kanye nokumuncwa okuhle, futhi ingafakwa imibala ehlukahlukene. Isetshenziswa kabanzi ekwakheni, ezimotweni, ezintweni zasekhaya nakwezinye izimboni ukuthuthukisa ikhwalithi yokubukeka kanye nokusebenza okuvikelayo kwemikhiqizo.
Ukwelashwa kokuguqulwa kwamakhemikhali
Ukwelashwa kokuguqulwa kwamakhemikhali ukwenza ifilimu yokuguqulwa kwamakhemikhali ebusweni be-aluminium alloy. Evamile ukwelashwa kwe-chromate kanye nokwelashwa kwe-phosphate. Ifilimu yokudlula eyakhiwe ukwelashwa kwe-chromate inokumelana okuhle kakhulu kokugqwala futhi ingavimbela ngempumelelo ukuxhumana phakathi kwe-aluminium alloy kanye ne-corrosive medium. Ivame ukusetshenziselwa ukucubungula okunezidingo eziphezulu zokumelana nokugqwala. Ukwelashwa kwe-phosphate ikakhulukazi kwakha ifilimu ye-phosphate ebusweni be-castings, engakwazi nje ukuthuthukisa ukumelana nokugqwala kwe-castings, kodwa futhi ithuthukise ukusebenza kwayo kokumboza, ukuze ukuhlanganisa okulandelayo kanye nobuso bokubumba kuhlanganiswe ngokuqinile, futhi ukunamathela kanye nomphumela wokuvikela we-coating kuthuthukiswe. Isetshenziswa kabanzi ezindiza, ezokuthutha kanye neminye imikhakha.
Ukwelashwa nge-electroplating
I-Electroplating iwukufaka ungqimba lwensimbi noma i-alloy ebusweni be-aluminium alloy ngesimiso se-electrolysis ukuze kutholakale izakhiwo ezifunwayo zobuso. Ngokusebenzisa i-aluminium alloy castings, ngezinqubo ezifanele zokwelashwa kwangaphambili kanye ne-electroplating, ukufakwa kwezembozo zensimbi ezahlukahlukene kungafinyelelwa, njenge-zinc plating, i-nickel plating, i-chromium plating, njll. I-Galvanizing ingathuthukisa ukumelana nokugqwala kwe-castings futhi isetshenziselwa ukukhiqiza izingxenye ezindaweni ezinomswakama; i-nickel plating inganikeza ukumelana okuhle kokugqwala kanye nokumelana nokushisa, futhi ifanele izingxenye ezidinga ubulukhuni obuphezulu kanye nokumelana nokugqwala; i-chrome plating inobulukhuni obuhle kakhulu kanye nokucwebezela, futhi ivame ukusetshenziselwa imikhiqizo enezidingo eziphezulu zokuhlobisa, njengamasondo ezimoto, ihadiwe lokugezela, njll., ukuze ubuso bungagcini nje ngokuba nokubukeka okuhle, kodwa futhi bube nokuphila isikhathi eside kwenkonzo.
Ukuqhuma kwesanti
Ukuqhumisa ngesanti ukusetshenziswa komoya ohamba ngesivinini esikhulu ukufutha izinhlayiya ezihuzukayo ebusweni bezinto ezithungwa nge-aluminium alloy, nokususa ukungcola kobuso, amabala kawoyela, izikali ze-oxide, njll. ngokusebenzisa umthelela wezinto ezihuzukayo, ngenkathi kwakha izinga elithile lobulukhuni ebusweni bezinto ezithungwayo. Lokhu kubulukhuni kungandisa indawo yokuxhumana phakathi kokugqumisa kanye nobuso bokuqhumisa, kuthuthukise ukunamathela kwento egqumisayo, futhi kunikeze isisekelo esihle sokugqumisa ubuso okulandelayo noma ukwelashwa okuvikelayo. Isibonelo, ngaphambi kokugqumisa ezinye izingxenye zezimboni, ukuqhumisa ngesanti kungathuthukisa ngempumelelo ukunamathela kwento egqumisayo, ukuze izingxenye ezipendiwe zibe nokumelana nesimo sezulu okungcono kanye nokusebenza okuvikelayo, kwandise impilo yazo yenkonzo, futhi ubuso bokuqhumisa ngemuva kokuqhumisa ngesanti buveze umphumela ofanayo we-matte, okungathuthukisa nekhwalithi yokubukeka komkhiqizo ngezinga elithile.
Ukwelashwa Kokudaya Nokuvala
Ngemva kokuqeda ezinye zezinqubo zokwelapha ubuso ezingenhla, njengokwelashwa nge-anodizing kanye nokuguqulwa kwamakhemikhali, ukwelashwa ngokudaya kanye nokuvala kuvame ukwenziwa ukuze kuthuthukiswe umphumela wombala kanye nokusebenza kokuvikela ubuso bokubumba. Ukudaya kungenza ubuso bokubumba buveze imibala ehlukahlukene ekhanyayo, njengobomvu, oluhlaza okwesibhakabhaka, oluhlaza okotshani, njll., ngokwezidingo zamakhasimende kanye nezidingo zomklamo womkhiqizo. Ukwelashwa ngokuvalwa kuwukubeka ukubumba okulungisiwe oketshezini olukhethekile lokuvala ukuze kugcwaliswe futhi kuboshwe ama-micropores ebusweni ukuze kuvinjelwe ukungena kwemidiya ebolile yangaphandle, futhi kuvinjelwe nodayi ukuthi ungabuni kuma-micropores, okwenza umbala uqine futhi uhlale isikhathi eside, kuqinisekiswe ukuthi ukubumba kugcina ukubukeka okuhle kanye nokusebenza kahle ngesikhathi sokusetshenziswa isikhathi eside.
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Imibuzo Evame Ukubuzwa
Umbuzo 1: Iyini imiphumela yokwelashwa kobuso be-aluminium alloy emvelweni? Ungawunciphisa kanjani umthelela wayo?
A: Enkambisweni yokwelashwa kobuso be-aluminium alloy, njengokufaka i-anodizing kanye ne-electroplating, kuzokhiqizwa imfucuza yamanzi amdaka kanye namakhemikhali, okuzongcolisa imvelo uma kungaphathwa kahle. Ukuze sinciphise umthelela, sisebenzisa imishini yokwelapha amanzi amdaka ethuthukisiwe ukuhlukanisa, ukuqoqa, ukuphatha kanye nokukhipha amanzi amdaka ngokuhambisana nezindinganiso, ukwenza ngcono ukugeleza kwenqubo, ukunciphisa ukusetshenziswa kwama-chemical agents, kanye nokuphinda kusetshenziswe kahle futhi kusetshenziswe kabusha izinto ezimdaka ukuze kufezwe ukukhiqizwa okunobungani nemvelo nokunciphisa umthwalo emvelweni.
Umbuzo 2: Ingabe ukwelashwa kwendawo kuthinta izakhiwo zemishini ze-aluminium alloy castings?
A: Inqubo yokwelapha ubuso enengqondo ngokuvamile ayinawo umthelela omubi omkhulu ezimpahleni zomshini we-aluminium alloy castings, kodwa ingathuthukisa ubulukhuni bobuso bayo kanye nokumelana nokuguguleka ngezinga elithile. Kodwa-ke, kwezinye izimo ezikhethekile, njengemingcele engalungile ye-anodizing noma ukuqhumisa isihlabathi ngokweqile, ubulukhuni bobuso kanye namandla endawo omshini kungaba nomthelela omncane. Ochwepheshe bethu bazolawula ngokunembile imingcele yenqubo yokwelapha ubuso ngokuya ngezidingo ezithile zokusetshenziswa nokusebenza komshini ukuqinisekisa ukuthi izakhiwo zomshini womshini azithinteki kabi ukuhlangabezana nezidingo zokusebenza zamakhasimende zomkhiqizo.
Q3: Ingabe ikhambi lokwelapha ubuso be-aluminium alloy lingenziwa ngokwezifiso ngokwezidingo zamakhasimende?
A: Yebo. Sineqembu lobuchwepheshe lochwepheshe kanye nesipiliyoni esicebile embonini, futhi singakwazi ukwenza ngokwezifiso izixazululo zokwelapha ubuso be-aluminium alloy ezenziwe ngokwezifiso kumakhasimende ngokuya ngezici ezifana nezidingo ezithile zamakhasimende, ukusetshenziswa komkhiqizo, indawo yokusetshenziswa, kanye nezidingo zokubukeka. Kungakhathaliseki ukuthi kunezidingo ezikhethekile zombala, ukujiya kwefilimu, ubulukhuni noma ukumelana nokugqwala, singanikeza izixazululo zobungcweti zokuhlangabezana nezidingo ezahlukahlukene zamakhasimende ahlukene.
Umbuzo 4: Ingabe ukuphonswa kwe-aluminium alloy ngemva kokwelashwa kwendawo kudinga indawo yokugcina ekhethekile?
A: Ama-castings e-aluminium alloy ahlanzwe phezulu kufanele agcinwe endaweni eyomile, enomoya futhi ehlanzekile ngangokunokwenzeka, kugwenywe ukuthintana nezinto ezigqwalisayo ezifana nama-acid, ama-alkali, nosawoti. Kwezinye izinto ezifakwe i-anodized noma ezidaywe, kufanele zigweme ukuchayeka isikhathi eside ekushiseni okuphezulu, umswakama ophezulu noma ukukhanya okunamandla kwe-ultraviolet ukuvimbela umbala wobuso ukuthi ungafiphali noma ukusebenza kwefilimu ye-oxide ukuthi kubole. Ngesikhathi sokugcina, kufanele kulandelwe isimiso sokuqala kokuphuma kuqala, futhi ikhwalithi yobuso bezinto ezifakwe i-castings kufanele ihlolwe njalo ukuqinisekisa ukuthi zihlala zisesimweni esihle ngesikhathi sokugcina.
U-Q5: Impilo yenkonzo ye-aluminium alloy castings ithatha isikhathi esingakanani ngemva kokwelashwa kwendawo?
A: Isikhathi senkonzo yokuphonswa kwe-aluminium alloy ngemva kokwelashwa kobuso sincike kakhulu ezintweni ezifana nezinto zokuphonswa, ikhwalithi yenqubo yokwelashwa kobuso, indawo yokusetshenziswa, kanye nokugcinwa kwansuku zonke. Ngaphansi kwendawo yokusetshenziswa evamile kanye nokugcinwa okuhle, isikhathi senkonzo yokuphonswa kwe-aluminium alloy ngokuphathwa kobuso okusezingeni eliphezulu singandiswa kakhulu. Isibonelo, ezindaweni ezivamile zangaphakathi, ukuphonswa kwe-anodized kungasetshenziswa amashumi eminyaka; ezindaweni zangaphandle, ukuphonswa okunokwelashwa okukhethekile kokulwa nokugqwala nakho kungaqinisekisa ukusetshenziswa okuzinzile kwesikhathi eside. Sizohlinzeka ngokuqinisekiswa kwekhwalithi okuhambisanayo kanye nensizakalo yangemva kokuthengisa ngokuya ngezidingo ezithile zokusetshenziswa kwamakhasimende ukuqinisekisa ukuthi ukusebenza kokuphonswa kuthembekile ngaphakathi kwempilo yabo yenkonzo elindelekile.