1. Ulwakhiwo lweMveliso kunye nokuCwangciswa kweCeramic
1.1 I-Alumina njengeMathiriyeli yePorcelain ePhezulu
(I-Alumina Ceramic Baking Dish)
Alumina (Al Zimbini O EZINE), okanye ubunzima obukhanyayo be-aluminium oxide, asiyondalo ngokupheleleyo, i-polycrystalline ceramic idume ngokuzinza kwayo okungaqhelekanga, ukuqina koomatshini, kunye ne-inertness yekhemikhali, iyenza ibe ngumgqatswa ofanelekileyo kwiimbiza neepani ezikumgangatho ophezulu, ingakumbi zokupheka zokupheka.
Ngento enyibilikayo ehamba ngaphaya 2050 °C, I-alumina igcina ingqibelelo yolwakhiwo phantsi kweemeko ezishushu ezishushu kude ngaphaya koluhlu lokusebenza lweglasi eqhelekileyo, intsimbi, okanye i-cookware esekwe kwipolymer.
I-ceramic esetyenziselwa ukupheka izitya ngokubanzi iquka i-85– 99.5% i-aluminium oxide, kunye nentsalela equka izinto zokuncedisa ezifana nesilica, imagnethi, okanye i-titania ekhuthaza ukuxinana ngexesha lokudubula kobushushu obuphezulu.
Iimpawu zokucoceka okuphezulu (≥ 95% Al ₂ O ₃) ukubonelela ngokumelana nokothuka kwe-thermal kunye nokuqina, ngelixa iifomyula zokuhlambuluka ezincitshisiweyo zingabandakanya udongwe okanye i-feldspar ukunciphisa iindleko zokuvelisa kunye nokuphucula ukubunjwa.
Ngokungafaniyo nodongwe oluqhelekileyo, ethembele kwizigaba ze-amorphous glazed ukwenzela ukuhambelana, iiseramikhi zealumina zifumana amandla azo kuthungelwano olushinyeneyo lweenkozo ezidityanisiweyo zekristale ezidalwe ngokuntywila okulawulwayo..
Le microstructure inika ukuxhathisa okugqwesileyo ekonakaleni, ukuqhawuka, kunye nokuthotywa kwe-thermal– iimpawu ezibalulekileyo zokusetyenziswa ngokuphindaphindiweyo kwii-oveni, broilers, kunye nezicelo zomlilo ezithe ngqo.
1.2 UbuChwephesha bokuVelisa kunye noBuchule
Ukwenziwa kwezidlo zokubhaka ze-alumina ceramic kuqala ngomsebenzi wamalungiselelo wesohlwayo, umxube odibeneyo womgubo, esemva kwaloo milo kusetyenziswa iindlela ezinje ngocinezelo uniaxial, isostatic push, okanye tyibilika ekujuleni kwizibumba.
Isilayidi isakha, ngakumbi, iqhele ukusetyenziselwa iijiyometri ezintsonkothileyo, apho udaka olusekelwe emanzini (okanye “isilayidi”) Amasuntswana e-alumina igalelwa kanye kwizingundo zesamente ezivuzayo ezithatha ukufuma, ukushiya i-ceramic layer enamandla.
Emva kokumisa, umzimba onobuhlobo kokusingqongileyo wenza inkqubo yokudubula okunobushushu obuphezulu– ngokuqhelekileyo phakathi 1400 ° C kunye 1600 °C– kwitonela okanye iikontini ezibekiweyo, ngexesha apho ukusasazwa kweqhekeza kunye nokukhula kweenkozo kuzisa ukuxinana kunye nokususwa kwe pore.
Le nkqubo sintering ibalulekile; iqondo lobushushu elingonelanga okanye ixesha libanga i-porous, izikhokelo ezibuthathaka, ngexa ubushushu obugqithisileyo bunokubangela i-waping okanye i-grain coarsening enciphisa ukusebenza koomatshini.
Unyango lwasemva kwe-sintering lunokubandakanya ukucola okanye ukuqaqambisa ukufumana imilinganiselo echanekileyo kunye neendawo ezigudileyo, ngokukodwa kwizidlo ezibiza ukuqina kwekhava okanye indawo ebonakalayo.
( I-Alumina Ceramic Baking Dish)
Ukucwenga kukodwa; ezinye izidlo zokupheka ze-alumina zibandakanya into encinci, ukugqiba kwe-enamel enjengeglasi ukukhuthaza ukuxhathisa kwe-tarnish kunye nokucocwa lula, ngelixa iinguqulelo ezingamenyezelwanga zigcina i-matte do yendalo kunye nokufunxa okugqwesileyo kweoyile kwimikhwa yokunganamatheli.
2. Iimpawu zeNgcaciso yokuThermal kunye neMechanical
2.1 I-Thermal Conductivity kunye nokusabalalisa ubushushu
I-alumina ibonisa i-thermal conductivity ephantsi– malunga nama-20– 30 W/(m · K)– Inkulu kakhulu kuneglasi okanye iporcelain kodwa ingaphantsi kuneentsimbi ezifana nealuminiyam okanye ubhedu.
Le conductivity ilungeleleneyo ivumela izidlo zokupheka kwe-alumina ukuba zifudumale ngokuthe ngcembe kwaye zisasaze amandla ashushu ngokulinganayo kune-glassware., ukunciphisa iindawo ezishushu ezinokubangela ukungalingani kokupheka okanye ukutshisa.
Ubushushu obuphezulu bezinto eziphathekayo buvumela ukuba igcine amandla ashushu ngokufanelekileyo, ukugcina ubushushu obungaguqukiyo ngexesha lokuvulwa kweengcango ze-oveni okanye xa ukutya okubandayo kwaziswa.
Ngokungafaniyo neepani zokuqhotsa zentsimbi ezikhawuleza zifudumeze ubushushu kwaye zisenokuphela emacaleni, i-alumina inika i-genter, eyongezelelweyo nayo indawo yokupheka, ilungele izitya eziethe-ethe ezifana neecustards, iicasseroles, kunye neegratins.
Ukunciphisa i-coefficient yokukhula kwe-thermal (~ 8 × 10 ⁻⁶/ K) inegalelo ekuxhathiseni ukothuka kwe-thermal, ivumela utshintsho oluthe ngqo ukusuka kwisikhenkcisi sefriji ukuya kwisitovu (ngokuqhelekileyo kangangoko 1000 ° F okanye 540 °C)ngaphandle kokwahlula– imbonakalo engenakuthelekiswa ezininzi iinketho ze-ceramic okanye zeglasi.
2.2 I-Mechanical Stamina kunye nokuqina kwexesha elide
Iiporcelains zealumina zinamandla acinezelayo aphezulu (malunga 2000 MPa) kunye nokuqina okuphezulu (9 kwisikali seMohs, 2kwaye kuphela kwidayimani kunye netyhubhik boron nitride), kubenza baxhathise kakhulu ekukrwelweni, yonakalisa, kwaye unxibe.
Oku kuqina kuqinisekisa ukuba izitya zokubhaka zigcina iimpawu zazo zesakhiwo kunye nokubonakalayo kwiminyaka yokusetyenziswa okuphindwe kabini., ukuhlamba, kunye nebhayisekile eshushu.
Ukungabikho kwezibophelelo zendalo okanye izigqubuthelo kuphelisa umngcipheko wokukhupha igesi, ukuguquka kwebala, okanye ukuwohloka okunxulunyaniswa neentambo zepolymer ezingabambekiyo (umz., PTFE) kumaqondo obushushu aphezulu.
I-alumina ngokunjalo yimitha ye-UV engenakuchaphazeleka, ukufuma, kunye neekhemikhali zendawo yasekhitshini eziqhelekileyo, equka ukutya okuneasidi okanye okunealkaline, izixhobo zokucoca, kunye neesanitizers.
Nje ngeziphumo, ayifaki vumba okanye incasa, ukuthintela ukungcoliseka phakathi kwezitya kunye nokuqinisekisa ukulungiswa kokutya okucocekileyo.
Xa kujongwe ngokufanelekileyo ukuthintela impembelelo eneendawo eziqinileyo, Iimbiza ze-alumina kunye neepani zibonisa ubomi benkonzo obubalaseleyo, zigqithise zombini iiporcelains eziqhelekileyo kunye neendlela ezininzi zetsimbi.
3. Izinto eziluncedo eziluncedo kwiCulinary Applications
3.1 Ukunganyanzeli kweMichiza kunye noKhuseleko lokutya kunye noKhuseleko
Phakathi kwezona zibonelelo zibalulekileyo zokutya kokubhaka kwe-alumina ceramic kukungazenzi ngokupheleleyo kweekhemikhali phantsi kweemeko zokulungiselela ukutya.
Abazishiyi iintsimbi, iiplasticizers, okanye ezinye iintlobo zongcoliseko ekutyeni, nokuba iphantsi kwezithako ezineasidi njengetumata, isiselo somdiliya esibomvu, okanye i-citrus, enokugqwalisa i-kitchenware yentsimbi okanye iphule iileya zepolymer.
Oku kwenza i-alumina ibe yimveliso efanelekileyo yokutya okunenkathalo yezempilo kunye neyonyango elinganiselweyo, kuquka nezo zifuna ityuwa encitshisiweyo, isinyithi-free, okanye ukulungiswa okukhuselekileyo kwe-allergen.
Umphezulu ongeyena-porous, ngakumbi xa ikhazimlisiwe, iyaxhathisa ikholoni yebhaktiriya kwaye ikhawuleza ibulawe iintsholongwane, ukukhawulelana nemigangatho yezempilo engqingqwa kwindawo ekuphekwa kuzo zombini ekhaya nakumaziko.
Amaqumrhu alawulayo afana ne-FDA kunye ne-EU imiyalelo yeemveliso zokufowuna zokutya zichonga i-alumina ephezulu yococeko njengekhuselekile kwifowuni yokutya ephindaphindiweyo., eqinisekisa ngakumbi ukusebenza kwayo ekuphekeni.
3.2 Ukusebenza kokupheka kunye neZiqhelo zeNdawo yoMphezulu
Amandla ommandla ongaphezulu kunye ne-microstructure ye-alumina ichaphazela ukunxibelelana kwayo nokutya, Ukubonelela ngophawu lwendalo olungancamathiseli ngokwendalo, ngakumbi xa ishushu kwaye ifakwe i-oyile kancinci.
Ngokungafaniyo ne-polymer-based non-sticing coverings that break down over 260 °C (500 ° F), I-alumina ihlala izinzile kwaye isebenza nokuba yeyiphi na isiseko sokubhaka kunye namanqanaba obushushu obushushu.
Umthamo wayo wokunyamezela ngokuthe ngqo ibroiler okanye ukusetyenziswa kwegrill kuvumela ukumdaka, i-caramelization, kunye neempendulo ze-Maillard ngaphandle koloyiko lokungaphumeleli okanye umsi onetyhefu.
Ukongeza, amakhaya emitha yemveliso yonyusa ubushushu be-infrared, indawo yokuthengisa i-browning kunye nokwakheka kwe-crust kwimpahla ebhakiweyo.
Abantu abaninzi banika ingxelo yophuhliso lwencasa ephuculweyo kunye nokugcina ubumanzi xa besebenzisa izitya ze-alumina, inikwe amandla okufudumeza amakhaya afanayo kunye nokusebenzisana okuncinci phakathi kwesitya kunye nokutya.
4. Uzinzo, IiFads Market, kunye neNyulo kwikamva
4.1 Impembelelo yokusingqongileyo kunye noHlalutyo lweLifecycle
Izitya zokupheka ze-alumina ze-ceramic zinegalelo kwiindlela ezihlala zihlala ekhitshini ngenxa yokuphila ixesha elide, ukusebenziseka kwakhona, kunye nokusebenza kwamandla.
Ngelixa imveliso yokuqala inamandla kakhulu ngenxa yobushushu obuphezulu be-sintering, ixesha elide lobomi– ngokuqhelekileyo iminyaka– ilungisa lo mkhondo ngokuhamba kwexesha.
Ekupheleni kobomi, I-alumina inokucudiswa kwaye isetyenziswe kwakhona njengengqokelela kwiimveliso zokwakha okanye iphinde ihlaziywe kwakhona kwizinto ezintsha zeceramic., ukunciphisa inkunkuma yokulahla inkunkuma.
Ukungabikho kwezigqubuthelo ezenziweyo okanye i-laminates streamlines yokulahlwa kunye nokunciphisa i-microplastic okanye ingozi yokungcoliseka kweekhemikhali..
Xa kuthelekiswa neetreyi zealuminiyam ezinobunzima obungaphindi zisetyenziswe okanye iipani zethutyana ezinganamatheli, izitya ze-alumina ezisetyenziswayo ezininzi zimele uyilo lwemeko yezoqoqosho ejikelezayo kwiimpahla zasekhaya.
Abavelisi baya besamkela izibonelelo zamandla avuselelekayo kunye neenkqubo zokubuyisela ubushushu obumdaka kwii-kilns ukongezelela ukunciphisa ifuthe lekhabhoni yokuvelisa..
4.2 Itekhnoloji kunye noManyano lweSmart
Iindlela ezivelayo ziquka ukuhlanganiswa kweekeramics ze-alumina kunye nezinto ezintsha zokupheka ezihlakaniphile, njengeeyunithi zokuva ubushushu obungaphakathi okanye iithegi ze-RFID zeprogram ye-oveni.
Uphononongo ngokunjalo luphonononga izakhelo eziyintlanganisela– ezifana ne-alumina yomelezwe nge-silicon carbide okanye i-zirconia– ukomeleza ukuqina kunye nefuthe lokuchasa ngaphandle kokuncama ukusebenza kakuhle kwe-thermal.
Imigangatho yendawo eyenziwe ngobunjineli be-Nano iyaphuhliswa ukuze ibonelele ngokusebenza kokwenyani okungeyontonga ngelixa igcina ukhuseleko oludibeneyo lwemathiriyeli kunye nobomi obude..
Kwiindawo zokupheka zobuchwephesha kunye neemodyuli, izitya zokubhaka eziqhelekileyo ze-alumina ziyenziwa ukuze zihambelane nee-oveni ze-combi, iifriji eziqhumayo, kunye neenkqubo ezizenzekelayo zendawo yokugcina, ukwenza lula inkqubo kunye nokunciphisa ukuphindaphinda kwezixhobo.
Njengoko imfuno yabathengi isanda ukuze ikhuseleke, ihlala ixesha elide, kunye ne-eco-friendly cookware, izitya zokupheka ze-alumina ceramic zilungele ukudlala umsebenzi ophambili kwisizukulwana esilandelayo sokusebenza okuphezulu, izixhobo zokupheka ezikhathalela impilo.
Ukuququmbela, Iiresiphi zokubhaka ze-alumina ceramic ngumzekelo wokudityaniswa kwezinto ezintsha zophando lwenzululwazi kunye noyilo olunengqiqo lokutya..
Ukuzinza kwabo okumangalisayo kwe-thermal, amandla oomatshini, ukhuseleko lwekhemikhali kunye nokhuseleko, kunye nozinzo lokusingqongileyo kubenza babe yikhrayitheriya ekuphekeni kobuxhakaxhaka bale mihla.
5. Umthengisi
I-Alumina Technology Co., Ltd igxile kuphando kunye nophuhliso, ukuveliswa kunye nokuthengiswa kwe-aluminium oxide powder, iimveliso ze-aluminium oxide, i-aluminium oxide crucible, njl., ukusebenzela i-elektroniki, iiseramikhi, Iikhemikhali kunye namanye amashishini. Ukususela ekusekweni kwayo kwi 2005, inkampani izibophelele ekuboneleleni abathengi ngezona mveliso kunye neenkonzo ezingcono. Ukuba ujonge umgangatho ophezulu i-alumina oxide, nceda uzive ukhululekile ukuqhagamshelana nathi.
Iithegi: I-Alumina Ceramic Baking Dish, IiCeramics zeAlumina, ialumina
Onke amanqaku kunye nemifanekiso avela kwi-Intanethi. Ukuba kukho nayiphi na imiba ye-copyright, nceda uqhagamshelane nathi ngexesha lokucima.
Sibuze