Ama-Black-oxides aqedayo Indlela eqondile yokuqeda indawo engaphezulu

Isibuyekezo sokugcina: 22/08/22

Ingxenye ene-Black-oxide eqeda

Ukuqedwa kwemikhiqizo nezingxenye kubalulekile embonini yokukhiqiza ngenxa yezizathu zobuhle futhi kuthuthukisa ukusebenza komkhiqizo kukonke, futhi kwelule ukuphila kwawo.Iukuqedwa kwe-black-oxideinqubo yokuhlanganisa amakhemikhali ebeka ungqimba oluncane lwe-magnetite (Fe3O4) phezu kwezingxenye zensimbi..Ngenxa yokuchayeka emoyeni kanye nomswakama, ukugqwala kuvame ukumila phezu kwezingxenye ezisansimbi ngemva kwesikhashana.Ukuqedwa kwe-black-oxide kumelana nokugqwala futhi kubushelelezi ubuso be-ferrous nezinye izinto ezifana ne-cast iron, cast steel, insimbi engagqwali, ithusi, i-zinc, i-aluminium, ithusi, ne-chromium.

Isebenza kanjani?

I-oxide emnyama yakheka endaweni ebonakalayo lapho icwiliswa kusawoti we-alkaline ezingeni lokushisa elifanele (130 kuya ku-150).⁰C).Ugqinsi lwe-coating alunakwa, ngakho akuthinti ukuzinza kobukhulu, imingcele yokuklama, kanye nezakhiwo.Ungase uzibuze ukuthi kungani ibizwa ngokuthi i-black-oxide finishes?Kungenxa yokuthi igcina yenza indawo eqediwe ibe mnyama.

Izinyathelo ze-black oxide coating

Ikakhulukazi kunezinyathelo ezinhlanu zokumboza i-oxide emnyama ngaphandle kwempahla ukuze kuqedelwe ukuqedwa okungaphezulu.

Isinyathelo 1:Hlola ikhwalithi yokushelela kwendawo.Uma kunezimbobo ezicwayizayo, ukugqwala, noma ukungahambi kahle kwendawo, susa ubungozi bokuqhakaza noma ukuphuma kwegazi ngendlela efanele.

Isinyathelo sesi-2:Hlanza indawo engaphezulu ukuze ususe noma yiluphi uthuli nezinto ezinamathiselwe endaweni ngaphambi kokumboza.

Isinyathelo sesi-3:Gcoba i-back oxide coating

Isinyathelo sesi-4:Nakulokhu, hlanza indawo ngemuva kokumboza.

Isinyathelo sesi-5:Faka okokunamathela ngemva kokuqeda okufana no-Oyili, i-Polyurethane, i-lacquer, i-Wax, nezinto zokugcoba kwezinye izimo (Izikulufa, i-Bearing, izingxenye ze-Turbine, nezinye izakhi ezijikelezayo).Ngenxa yokuthi i-black-oxide finishes iyodwa ayikwazi ukuvimbela ukwakheka kokugqwala ngempumelelo, lokhu ngemva kokumbozwa kuthuthukisa ukumelana nokugqwala.

Izinhlobo zokuqedwa kwe-Black-oxide

Ngokusekelwe ezintweni nasekusetshenzisweni kokuphela kwezingxenye okufanele ziboshwe.Kunezindlela ezintathu zokuhlanganisa i-black-oxide:I-oksidi emnyama eshisayo, i-Cold black oxide, ne-Mid-temperature emnyama.Nakuba zikhona ezinye izindlela zokuqeda phezulu nge-Black oxide coating.Umehluko oyisisekelo phakathi kwalezi zindlela ukuthi ukwakheka kwazo namazinga okushisa okusebenza ahlukile.Ake sibheke izinhlobo ezimbili ezivame kakhulu zazo ngokuningiliziwe.

15x ukukhuliswa kwendawo emnyama ene-oxidized

1.  I-black-oxide eshisayo enamathelayo

Kule nqubo, izingcezu zifakwa esithandweni esibilayo esinezixazululo ze-alkaline ezinamanzi, njenge-sodium hydro oxide (NaOH), i-nitrate (NO3-), ne-nitrite (No2-), emazingeni okushisa asukela ku-135 kuya ku-150. ⁰C. Ukugcwala kukasawoti esixazululweni kunquma izinga lokushisa elibilayo.Uma ukugxila kuphezulu, indawo yokubilisa izoba phezulu kunobubanzi (> 150 0⁰C), futhi uma ukugxila kuphansi, indawo yokubilisa izoba ngaphansi (<135⁰C).Izinzuzo zalesi sakhiwo yilokhosingakwazi ukusungula ngokushesha izinga lokushisa elifunayo ngokushintsha okuqukethwe kukasawoti, okungukuthi, engeza usawoti uma iphuzu lokubilisa lidinga ukwanda, njalonjalo.

Leli fomu le-black oxide coating noma isiphetho esingaphezulu sidinga izinsiza ezintathu ezikhethekile.

·       Isithando somlilo esivuthayo esinesixazululo sikasawoti esine-alkali ukuguqula ama-iron oxide abe yinsimbi ewuketshezi ngaphezulu.

·       Uhlelo lokulawula izinga lokushisa ukuze kugcinwe indawo yokubilisa edingekayo.

·       Izinsiza zokuhlanza ukususa uthuli nokunamathiselwe ngaphezulu kuyo yonke inqubo

Isixazululo abilayo nezingxenye ukuba camera

Izinyathelo okumele uzilandele;

• Hlanza izingxenye ezizombozwa usebenzisa isixazululo esine-alkaline.

• Hlanza ngokushesha ngamanzi acwengekile, njengoba izixazululo ze-alkaline zingasabela ngengaphezulu lezinto futhi zilulaze isiphetho esingaphezulu.

• Ukuze unciphise ukuhlanzwa kwe-asidi, hlanza ngamanzi futhi.

• Imizuzu emi-5 ukuya kwengama-45, faka izingcezu esixazululo se-alkali esibilayo.

• Hlanza ngamanzi acindezelwe usebenzisa ijethi lamanzi bese ubeka eceleni ukuze wome.

• Gcoba i-wax, uwoyela, i-lacquer, noma ezinye izinto zokuhlanganisa zesibili ekuqedeni kwesibili ukuze uthuthukise ukumelana nokugqwala kanye nokukhanga kobuhle.

2.  I-oxide emnyama ebandayo iyaphela

Njengoba kushiwo ngaphambili, izinga lokushisa lokusebenza liwumehluko omkhulu phakathi kokuqeda okushisayo nokubandayo kwe-oxide emnyama.Zonke izinqubo ziyefana ngaphandle kwalokho kubanda mnyama ezindaweni okwenziwa ekamelweni lokushisa.

Njengoba i-iron oxide ingenakuqedwa ezingeni lokushisa lasekamelweni phezulu, ingaphezu kokubeka ungqimba olumnyama ukuze lugcotshwe.Ngakho-ke, isebenzisa inqubo yokubeka ejwayelekile engafaki i-iron oxidation.Esikhundleni salokho, izingxenye zokumboza ngaphezulu zicwiliswa ethangini le-phosphoric acid elinezinga elifanele lethusi le-selenium nezinhlanganisela.

Ukuze usebenzise isiphetho se-surface ngale ndlela, isisombululo sidalwa ku-tank, futhi iqoqo ngalinye lezingxenye licwiliswa kulo imizuzu engu-20 kuya kwangu-30.Konke okunye ukuhlanzwa, ukomiswa, nokunameka kwesibili kwe-wax namafutha kuyafana nokuqedwa kwe-oxide emnyama eshisayo.

Izicelo ze-Black-oxide Finish

Izingxenye ezine-metal-oxide coating ezivela embonini ehlukahlukene

I-Black-Oxide surface finishes isetshenziswa emikhakheni ehlukahlukene yokukhiqiza kusukela kwezempi, ezezimoto kuya kumishini yezokwelapha kanye nemishini.

Ezempi: Izingxenye zezibhamu ezinjengomagazini, onogada, amagobolondo, izibambo, izibhamu

Ezokwelapha:Zonke izinhlobo zemishini eyenziwe ngensimbi nama-alloys okwakudingeka kube indawo ephansi yokubonakala

I-Hardware yamathuluzi wokukhiqiza:Amageji, ama-cutters, ama-fasteners, ama-bearings, shafts, nokuningi

Ezezimoto: Amathini okuhlunga uwoyela, Izikulufu, izindawo zokushisela, cishe nazo zonke izingxenye ezingaphansi kwe-Engine block

Ezogesi: Isikhiphi sezintambo, izikele, izisiki, namabhokisi kagiya amawashi nezinto zikagesi ezifana namaswishi, amabhodi

I-PRO ne-CONS ye-Black oxide- ukuqeda

IZIPHUMA:

I-black oxide enamathela ezingxenyeni ezikhiqiziwe nezimpahla inikeza izinzuzo ezimbalwa mayelana nokuphepha, ukuphila isikhathi eside, ukusebenza, ukushelela kwendawo, kanye nokukhanga kobuhle.Ake sibheke ngokushesha ngayinye yazo.

Ukuvimbela Ukugqwala: 

Imboni yamanje yokukhiqiza ithembele kakhulu kuma-alloys ayoni, ikakhulukazi insimbi.Ungqimba lwe-oxide emnyama luvala ubuso bengxenye emoyeni nasemanzini, kunciphisa amathuba okwakheka kokugqwala, okuyimbangela ephawulekayo yokuwohloka komkhiqizo.Njengoba i-black oxide surface finish approach ingasetshenziselwa ezinye izinto ezivamile njengethusi ne-aluminium.Inenzuzo enkulu ekugcineni ukuqina kwemikhiqizo ekhiqizwayo.

Inzuzo yobuhle

Inikeza ubuso ngombala omnyama omuhle futhi okhangayo ozohlala isikhathi eside ngaphandle kokuphazamiseka kobukhulu.

Inzuzo ye-Weldability

Ukushisela i-oksidi emnyama kuphelela endaweni yezingcezu kuthuthukisa ukushisela kwazo futhi kwenza ukuhlanganisa kube lula.

Ubukhali bobuso

Ezinye izimpahla zokukhiqiza, njengama-drill nama-screwdrivers, zidinga ukucijile ukuze zisebenze kahle, futhi ukwenza mnyama kungasiza ekuthuthukiseni lo mlingisi.

Ukuthambisa

Ngemva kokuba i-black oxide yomile phezulu, ukunamathela kwesibili kwe-wax, uwoyela, nokugcotshwa kwenza izinto zibe lula.

Izindleko eziphansi

Kukhona ezinye izindlela eziqondile zokuqedela indawo ezimbonini zokukhiqiza ezifana ne-powder coating, i-electroplating, nokudweba kodwa ukugcoba kwe-oxide emnyama kunezindleko eziphansi uma kuqhathaniswa nalezi zindlela.

Ukuvumelana kwe-Dimensional

Izembatho ze-oxide emnyama ziwugqinsi-micron, okuqinisekisa ukuthi ukujiya nokuzinza kwe-dimensional akuphazamiseki.

Le ndlela ishintsha umbala wendawo ngaphandle kokwengeza noma yikuphi ukushuba.

Ukuzinza kwemvelo

Ukusebenzisa i-black oxide finish ebusweni bezingxenye nezimpahla ezikhiqiziwe kuvimbela ukusakazwa kwe-hydrogen kanye noshintsho lwamakhemikhali, oluthinta izici zezinto ezibonakalayo ngenxa yezici zemvelo.Iphinde inikeze ukuvikelwa kwemvelo emiphumeleni yemvelo.

I-CONS

• Isembozo esimnyama singasulwa kalula.

• Lolu hlobo lokwelapha ngaphandle ludinga abasebenzi abaningi ngoba lubandakanya izinqubo eziningi.

• Ukumelana nezinga lokushisa kwe-black-oxide coating kuphansi, futhi kungacekelwa phansi ezimweni ezishisayo, okuholela ekugqwaleni kwangaphambi kwesikhathi phezulu.Ngaphezu kwalokho, ukuqedwa kwe-oxide emnyama okubandayo kungathinteka ngaphezu kwezinga lokushisa elizungezile.

Izinto okufanele zicatshangelwe ku-black oxide-finishes

Isikhathi Sokuvikela

Ngaphambi kokudlula ekuvikelekeni kwe-oxide emnyama endaweni yomkhiqizo, ubude besikhathi sokumboza kufanele bucatshangelwe.

Lokhu kuhlaziya kwasiza ekunqumeni ukuthi kufanele yini kusetshenziswe indawo engaphezulu ye-oxide emnyama noma cha.Uma ubude besikhathi somkhiqizo bubuthakathaka, ungase uthande ukucabangela ezinye izinketho ezilula, ezifana nokupenda ngopende.Kuwusizo kuphela uma umjikelezo wempilo yomkhiqizo umude.

Uhlelo lokusebenza lokugcina lomkhiqizo

Cabangela ukusetshenziswa kokuphela kwezingxenye ezenziwe ngomshini.Ingabe zizosetshenziswa ezinhlelweni ezidinga ukunemba okuphezulu, njenge-aerospace, amarobhothi, noma izinhlelo zezempi?Nquma ukuthi uyafuna yini ukuhamba ne-black oxide finishes noma cha ngemva kokuhlola uhlelo lokusebenza lokugcina.Ungasebenzisa enye izinqubo zokuqedela nokuhlanganisa uma umkhiqizo wokugcina ungadingi ukunemba okuphezulu.

Ukucatshangelwa kwemvelo

Izinto ezimbozwe nge-oxide emnyama noma izingxenye zingamelana nezimo ezihlukahlukene zemvelo.Inokuqina okuhle nokusebenza ngaphandle kwanoma yimuphi umonakalo esimweni esingaphandle kwebhokisi.

Kodwa-ke, uma umkhiqizo wokugcina uhloselwe ukusetshenziswa endlini, ungase ungabizi kakhulu noma wenzeke ngokobuchwepheshe.Futhi,\ ukusebenza nokusebenzisa izimo kunezinga lokushisa eliphezulu.Uma kunjalo, kungase kungabi nzuzo ngoba i-black oxide coating ingahlakazeka ngesikhathi esifushane ngezinga lokushisa eliphezulu lokusebenza.Ngakho-ke, izici zemvelo kufanele zicatshangelwe lapho kusetshenziswa le nqubo ukuze kuqedwe phezulu.

Imibuzo Evame Ukubuzwa mayelana nokuqedwa kwe-oxide emnyama

Ingabe le ndlela isebenza ezintweni ezisansimbi kuphela?

Cha, i-back oxide coating isetshenziswe isikhathi eside ekuqedeni okungaphezulu kwezingxenye zokukhiqiza nemikhiqizo eyenziwe ngama-alloys ayinsimbi nezinye izinto ezifana nethusi, i-aluminium, i-Cadmium, i-Zinc, nezinye izinto ezivamile.

Ingabe kuyindlela engcono kakhulu yokuvimbela ukugqwala?

Yebo, i-oxide emnyama eboshiwe imelana nomswakama nomoya osabela phezulu futhi inikeza ukuvimbela okuhle kakhulu phezu kokugqwala kwezingxenye.

Ingabe ubumnyama buhlala isikhathi eside?

Ngaphandle kokungabaza, ukugqoka kuthatha isikhathi eside kunezinye izindlela zokuqeda phezulu ezifana ne-electroplating nokudweba.

Isiphetho

Ukuqedwa kwe-Black oxide ubuchwepheshe obuthembisa kakhulu bokuvimbela ukugqwala kanye nokuwohloka kwendawo ezingxenyeni zemishini nemikhiqizo.Ingakwazi futhi ukuphila isikhathi eside ngaphandle kokulahlekelwa izici zayo noma ukusebenza kwayo.sineIzinsizakalo zokukhiqiza ezinikezwe isikhathi eside ngaphansi kophahla olulodwa, kusukela kumklamo wesibonelo kuya ekuqedeni umkhiqizo.

Silethe izinsizakalo zokuqedela indawo ephezulu yekhwalithi ephezulu yemikhiqizo nezingxenye zisebenzisa indlela ye-black oxide nezinye izinqubo.Uma udinga noma yiziphi izinsiza ezihlotshaniswayo zezingxenye zakho zomshini noma ezinye izinsizakalo ezihlobene nokukhiqiza, sicela ungangabaziXhumana nathi.