Ukugqitywa kwee-Black-oxides Indlela echanekileyo yokugqiba umphezulu

Uhlaziyo lokugqibela: 22/08/22

Inxalenye ene-Black-oxide igqiba

Ukugqitywa komphezulu weemveliso kunye namalungu kubalulekile kwishishini lemveliso ngenxa yezizathu zobuhle kunye nokuphucula ukusebenza kwemveliso iyonke, kwaye yandisa ubomi bayo.Iukugqiba kwe-black-oxideyinkqubo yokwaleka kweekhemikhali ebeka umaleko wemagnetite encinci (Fe3O4) ngaphezulu kwendawo yentsimbi..Ngenxa yokuba sesichengeni somoya kunye nokufuma, umhlwa ukholisa ukuvela kumphezulu wamalungu e-ferrous emva kwexesha.Ukugqiba i-black-oxide imelana nomhlwa kwaye igudile kumphezulu we-ferrous kunye nezinye izinto ezifana nentsimbi etyhidiweyo, intsimbi etyhidiweyo, intsimbi engatyiwa, ubhedu, i-zinc, i-aluminiyam, ubhedu, kunye nechromium.

Ingaba isebenza kanjani?

Ioksidi emnyama yenziwa kumphezulu wezinto xa intywiliselwa kwisisombululo setyuwa yealkali kwiqondo lobushushu elifanelekileyo (130 ukuya kwi-150).⁰C).Ubunzima bengubo ayinanto, ngoko ke abuchaphazeli ukuzinza komlinganiselo, iiparamitha zokuyila, kunye neepropati.Usenokuba uyazibuza ukuba kutheni kusithiwa i-black-oxide finishes?Kungenxa yokuba ekugqibeleni yenza umphezulu ogqityiweyo ube mnyama.

Amanyathelo okugquma i-oxide emnyama

Kukho amanyathelo amahlanu okugquma ioksidi emnyama kumphandle wemathiriyeli ukugqiba umphezulu.

Inyathelo loku-1:Jonga umgangatho wokuguda komphezulu.Ukuba kukho imingxunya eqhwanyazayo, umhlwa, okanye izitenxo zomphezulu, susa umngcipheko wokuNtyatyamba okanye ukopha ngendlela efanelekileyo.

Inyathelo lesi-2:Coca umphezulu ukuze ususe naluphi na uthuli kunye nezinto eziqhotyoshelweyo ukusuka kumphezulu ngaphambi kokugquma.

Inyathelo lesi-3:Faka i-back oxide coating

Inyathelo lesi-4:Kwakhona, hlambulula umphezulu emva kokugquma.

Inyathelo lesi-5:Faka i-coating emva kokugqiba njenge-Oli, i-Polyurethane, i-lacquer, i-Wax, kunye ne-lubricant kwezinye iimeko (Izikrufu, i-Bearing, i-Turbine parts, kunye nezinye izinto ezijikelezayo).Ngenxa yokuba i-black-oxide igqiba yodwa ayinakunqanda ukubunjwa komhlwa ngokufanelekileyo, ezi emva kokutyabeka ziphucula ukuxhathisa ukubola.

Iintlobo ze-Black-oxide ezigqityiweyo

Ngokusekelwe kwizinto ezisetyenziswayo kunye nokuphela kokusetyenziswa kweendawo eziza kugqunywa.Kukho iindlela ezintathu zokwaleka kwe-oksidi emnyama:Ioksidi emnyama eshushu, I-oksidi emnyama ebandayo, kunye ne-Mid-temperature emnyama.Nangona kukho ezinye iindlela zokugqitywa komphezulu nge-Black-oxide coating.Umahluko osisiseko phakathi kwezi ndlela kukuba ukuqulunqwa kwazo kunye namaqondo obushushu okusebenza ahlukile.Makhe sijonge kwiintlobo ezimbini eziqhelekileyo kuzo ngokweenkcukacha.

I-15x yokwandiswa komhlaba owenziwe mnyama nge-oxidized

1.  Ukugquma kwe-black-oxide eshushu

Kule nkqubo, iziqwenga zifakwe kwisithando somlilo esinezisombululo ze-alkaline ezinamanzi, ezifana ne-sodium hydro oxide (NaOH), i-nitrate (NO3-), kunye ne-nitrite (No2-), kumaqondo okushisa ukusuka kwi-135 ukuya kwi-150. ⁰C. Uxinzelelo lwetyuwa kwisisombululo lumisela ubushushu obubilayo.Ukuba uxinaniso luphezulu, iqondo lokubila liya kuba phezulu kunoluhlu (> 150 0⁰C), kwaye ukuba ugxininiso luphantsi, indawo yokubilisa iya kuba ngaphantsi (<135⁰C).Izibonelelo zale propati kukubasinokuseka ngokukhawuleza ukushisa okufunwayo ngokuguqula umxholo wetyuwa, oko kukuthi, ukongeza ityuwa ukuba indawo yokubilisa idinga ukwandiswa, njalo njalo.

Olu hlobo lokugquma i-oxide emnyama okanye ukugqitywa komphezulu kufuna izibonelelo ezintathu ezikhethekileyo.

·       Umlilo oqhumayo ngesisombululo setyuwa yealkaline ukuguqula iioksidi zentsimbi zibe yintsimbi engamanzi kumphezulu.

·       Inkqubo yokulawula ubushushu ukugcina indawo yokubilisa efunekayo.

·       Izixhobo zokucoca ukususa uthuli kunye nokunamathisela phezu kwendawo yonke inkqubo

Isisombululo sokubilisa kunye neenxalenye eziza kugqunywa

Amanyathelo ekufuneka elandelwe;

• Coca iindawo eziya kugqunywa ngokusebenzisa isisombululo se-alkaline samanzi.

• Coca ngoko nangoko ngamanzi adityanisiweyo, njengoko izisombululo zealkaline zinokusabela ngomphezulu wezinto kwaye zithobe umgangatho ophambili.

• Ukunciphisa ukucocwa kweasidi, coca ngamanzi kwakhona.

• Kwimizuzu emi-5 ukuya kwe-45, faka iziqwenga kwisisombululo se-alkaline esibilayo.

• Coca ngamanzi acinezelekileyo usebenzisa ijethi yamanzi kwaye ubeke bucala ukuze wome.

• Faka i-wax, i-oyile, i-lacquer, okanye ezinye izinto zokugquma zesibini ukuya kugqitywa okwesibini ukuphucula ukuxhathisa ukubola kunye nesibheno sobuhle.

2.  Ioksidi emnyama ebandayo iyaphela

Njengoko bekutshiwo ngaphambili, ubushushu bokusebenza ngowona mahluko uphambili phakathi kokugqitywa kweoksidi emnyama eshushu kunye nokubanda.Zonke iinkqubo ziyafana ngaphandle kobumnyama obubandayo kwimigangatho eyenziwa kwiqondo lokushisa.

Ekubeni i-iron oxide ayinakutshitshiswa kubushushu begumbi kumphezulu, kunokuba kubekwe umaleko omnyama phezu komhlaba oza kugqunywa.Ngoko ke, isebenzisa inkqubo yokubeka esemgangathweni engabandakanyi i-iron oxidation.Endaweni yoko, iindawo zokugquma komhlaba zifakwe kwisisombululo setanki ye-phosphoric acid kunye nenqanaba elifanelekileyo le-selenium yobhedu kunye neekhompawundi.

Ukusebenzisa umphezulu wokugqiba ngale ndlela, isisombululo senziwa kwi-tank, kwaye ibhetshi nganye yamacandelo ifakwe kuyo imizuzu engama-20 ukuya kwe-30.Konke okunye ukucocwa, ukomisa, kunye nokugquma okwesibini kwe-wax kunye neoli kuyafana nokugqitywa kwe-oxide emnyama.

Usetyenziso lwe-Black-oxide Gqiba

Amalungu ane-metal-oxide coating evela kumashishini ahlukeneyo

I-Black-Oxide surface finishes isetyenziswa kwiinkalo ezahlukeneyo zokuvelisa ukusuka kwi-Military, i-Automotive ukuya kwizixhobo zonyango kunye nezixhobo.

Ezomkhosi: Izinto zompu ezifana neeMagazini, iigada, amaqokobhe, ukubamba, imipu

Ezonyango:Zonke iintlobo zezixhobo ezenziwe ngetsimbi kunye ne-alloys ezifunekayo ukuba zibe yindawo ephantsi yokubonakalisa

I-hardware yezixhobo zokuvelisa:Iigeji, iigeyiji, iziqhoboshi, iibheringi, iishafti, nokunye

Iimoto: Izihluzi ze-oyile, izikrufu, iindawo zeWelding, kwaye phantse zonke iindawo eziphantsi kwe-Injini block

Umbane: Isikhi ngcingo, isikere, abasiki, kunye neebhokisi zegiya zeewotshi kunye nezixhobo zombane ezifana nezitshitshi, iibhodi

I-PRO kunye ne-CONS ye-Black oxide- ukugqiba

I-PROS:

I-oksidi emnyama yokugquma kumalungu avelisiweyo kunye nempahla ibonelela ngeenzuzo ezininzi malunga nokhuseleko, ubomi obude, ukusebenza, ukuguda komphezulu, kunye nesibheno sobuhle.Makhe sijonge ngokukhawuleza nganye kuzo.

Uthintelo kuMhlwa: 

Ishishini langoku lemveliso lixhomekeke kakhulu kwi-alloys ene-ferrous, ngakumbi intsimbi.I-black oxide layer itywina umphezulu wenxalenye emoyeni kunye nokufuma, inciphisa ithuba lokuvela komhlwa, nto leyo engunobangela obalulekileyo wokuthotywa kwemveliso.Kuba indlela yokugqiba umphezulu we-oxide emnyama inokusetyenziselwa ezinye izinto eziqhelekileyo ezifana nobhedu kunye ne-aluminiyam.Inenzuzo enkulu ekugcineni ukuqina kweemveliso ezenziweyo.

Inzuzo yobuhle

Inika umphezulu umbala omnyama oqaqambileyo nonomtsalane oya kuhlala ixesha elide ngaphandle kokuthomalalisa ubungakanani.

Weldability inzuzo

Ukuwelda ioksidi emnyama igqibezela kumphezulu weziqwenga kuphucula ukuwelda kwaye kwenza ukudityaniswa kube lula.

Ubukhali bomphezulu

Ezinye iimpahla zokuvelisa, ezifana ne-drills kunye ne-screwdrivers, zifuna ubukhali ukuze zisebenze ngokuchanekileyo, kwaye ubumnyama bunokunceda ukuphucula lo mlingiswa.

Ukuthambisa

Emva kokuba i-oksidi emnyama yomile phezu komhlaba, ukugquma okwesibini kwe-wax, i-oyile kunye nokuthambisa kwenza izinto zibe lula.

Ixabiso eliphantsi

Kukho ezinye iindlela ezichanekileyo zokugqiba umphezulu kumashishini okuvelisa afana nomgubo, i-electroplating, kunye nokupeyinta kodwa ukugquma kwe-oxide emnyama kuneendleko eziphantsi xa kuthelekiswa nezi ndlela.

Ukuhambelana komgangatho

Iingubo ezimnyama ze-oxide ziyi-micron-thick, ziqinisekisa ukuba ubukhulu kunye nokuzinza kwe-dimensional akuphazamiseki.

Le ndlela itshintsha umbala womphezulu ngaphandle kokongeza nabuphi na ubunzima.

Uzinzo lokusingqongileyo

Ukusebenzisa ukugqiba kweoksidi emnyama kumphezulu weendawo ezenziweyo kunye neempahla kuthintela ukusasazwa kwe-hydrogen kunye notshintsho lweekhemikhali, oluchaphazela iimpawu zemathiriyeli ngenxa yezinto ezisingqongileyo.Ikwabonelela ngokhuseleko lokusingqongileyo kwiziphumo zokusingqongileyo.

I-CONS

• Isigqubuthelo esimnyama sinokususwa ngokulula.

• Olu hlobo lonyango lomphezulu lunzima kakhulu kuba lubandakanya iinkqubo ezininzi.

• Ukumelana neqondo lokushisa kwe-black-oxide coating iphantsi, kwaye inokutshatyalaliswa kwiimeko ezishushu, okubangela ukugqwala kwangaphambili phezulu.Ukongeza, ukugqiba kweoksidi emnyama ebandayo kunokuchaphazeleka ngaphaya kobushushu be-ambient.

Izinto eziza kuqwalaselwa kwi-oxide emnyama-ukugqiba

Ixesha loKhuseleko

Ngaphambi kokuba uhambe ngokukhuselwa kwe-oksidi emnyama kwindawo yemveliso, ixesha lokugquma elifunekayo kufuneka liqwalaselwe.

Olu hlaziyo luncede ukugqiba ukuba umphezulu we-oxide omnyama kufuneka usetyenziswe okanye cha.Ukuba ixesha elide lemveliso lihlwempuzekile, unokufuna ukuqwalasela ezinye iindlela ezilula, ezifana nokupenda ipeyinti.Kufanelekile kuphela ukuba umjikelo wobomi bemveliso ubude.

Isicelo sokugqibela semveliso

Qwalasela ukusetyenziswa kokuphela kwamalungu omatshini.Ngaba ziya kusetyenziswa kwizicelo ezifuna ukuchaneka okuphezulu, okufana ne-aerospace, iirobhothi, okanye izicelo zomkhosi?Qinisekisa ukuba uyafuna na ukuhamba nge-oxide emnyama egqiba okanye hayi emva kokuvavanya usetyenziso lokugqibela.Ungasebenzisa enye indlela yokugqiba kunye neenkqubo zokugubungela ukuba imveliso yokugqibela ayifuni ukuchaneka okuphezulu.

Iingqwalasela zokusingqongileyo

Izinto ezifakwe i-oxide emnyama okanye iinxalenye ziyakwazi ukumelana noluhlu lweemeko zokusingqongileyo.Inokuqina okuhle kunye nokusebenza ngaphandle komonakalo kwimeko engaphandle kwebhokisi.

Nangona kunjalo, ukuba imveliso yokugqibela yenzelwe ukusetyenziswa kwangaphakathi, isenokungabi nandleko okanye inokwenzeka ngokwetekhnoloji.Kwakhona,\ ukusebenza kunye nokusetyenziswa kweemeko kunobushushu obuphezulu.Kwimeko enjalo, isenokungabi luncedo ngenxa yokuba i-black oxide coating inokutshatyalaliswa ngexesha elifutshane kwiqondo lokushisa eliphezulu.Ngaloo ndlela iimeko zokusingqongileyo kufuneka ziqwalaselwe xa usebenzisa le ndlela yokugqiba umphezulu.

Ii-FAQ malunga nokugqitywa kwe-oxide emnyama

Ngaba le ndlela isebenza kuphela kwizinto ze-ferrous?

Hayi, i-back oxide coating isetyenziswe ixesha elide ekugqityweni kwendawo yokuvelisa kunye neemveliso ezenziwe kwi-alloys ene-ferrous kunye nezinye izinto ezifana nobhedu, i-aluminium, i-Cadmium, i-Zinc, kunye nezinye izinto eziqhelekileyo.

Ngaba yeyona ndlela ilungileyo yokuthintela ukurusa?

Ewe, ioksidi emnyama egqunyiweyo imelana nokufuma kunye nomoya osabela kumphezulu kwaye inika uthintelo olugqwesileyo phezu kokurusa kwamalungu.

Ngaba ubumnyama buhlala ixesha elide?

Ngaphandle kwamathandabuzo, ukutyabeka kuhlala ixesha elide kunezinye iindlela zokugqiba umphezulu ezifana ne-electroplating kunye nokupeyinta.

Ukuqukumbela

Ukugqitywa kweoksidi emnyama yeyona teknoloji ithembisayo yokuthintela ukubola kunye nokuthotywa komphezulu kwizinto ezinomatshini kunye neemveliso.Inokuphila ixesha elide ngaphandle kokuphulukana neempawu zayo okanye ukusebenza kwayo.siIinkonzo zokuvelisa ixesha elide phantsi kophahla olunye, ukusuka kuyilo lweprototype ukuya ekugqityweni kwemveliso.

Sinikezele ngeenkonzo zokugqiba umgangatho ophezulu kwiimveliso kunye neenxalenye zisebenzisa indlela ye-oxide emnyama kunye nezinye iinkqubo.Ukuba ufuna naziphi na iinkonzo ezinxulumene namalungu akho ngoomatshini okanye ezinye iinkonzo ezinxulumene nokuvelisa, nceda ungalibazisiQhagamshelana nathi.