Umgubo weKaolin yipowder yeminerali engeyiyo isinyithi eyenzeka ngokwendalo, eyenziwe ngokuyintloko yiKaolinite, iminerali yesilika eyenziwe ngezigaba zexesha elide equka imozulu, utshintsho lwe-hydrothermal, kunye nokuguqulwa kwamatye e-aluminosilicate. Lo mgubo weminerali ungomnye weminerali yemizi-mveliso esetyenziswa kakhulu kwihlabathi liphela, uxatyiswa ngenxa yokudibanisa kwayo okwahlukileyo kweempawu zomzimba nezekhemikhali ezenza ukuba ibe yinto eyimfuneko kumacandelo amaninzi okuvelisa. Ngokungafaniyo nezinto ezithintelweyo ezinxulunyaniswe nemizi-mveliso engavumelekanga, umgubo weKaolin ugxile ekuphuculeni ukusebenza kwemveliso yemizi-mveliso kunye nokwenza ngcono iinkqubo zemveliso, okwenza ukuba ibe yintsika yokuvelisa yanamhlanje. Umgubo weKaolin umbiwa kwiidiphozithi zendalo kwihlabathi liphela, apho idiphozithi nganye ibonisa umahluko omncinci kwiipropati ezihlangabezana neemfuno ezahlukeneyo zoshishino, nto leyo eyandisa ukuguquguquka kwayo. Ubuninzi bayo bendalo kunye neendleko zokucubungula eziphantsi kwenza umgubo weKaolin ube lukhetho olungabizi kakhulu kubavelisi kumacandelo ahlukeneyo, ukusuka kwimisebenzi emincinci ukuya kwizakhiwo ezinkulu zoshishino.

Ukulungiswa komgubo we-kaolin kubandakanya uthotho lwamanyathelo achanekileyo nacwangcisiweyo, ngalinye liyilelwe ukuphucula iimpawu zalo kwaye lilungelelaniswe nezicelo ezithile zoshishino. Inkqubo iqala ngokumba i-kaolin ore eluhlaza, edla ngokukhutshwa kusetyenziswa iindlela zokwemba ezivulekileyo ukuqinisekisa ukufikelela lula nokunciphisa ukuphazamiseka kwendalo. Nje ukuba imbiwe, i-kaolin ore eluhlaza ithuthwa iye kwiindawo zokucubungula apho ityunyuzwa ibe ngamasuntswana aqinileyo ukuze kube lula ukucubungula ngakumbi. Ukungcola okufana ne-quartz, i-feldspar, kunye ne-iron oxides kususwa ngeendlela zokwahlula ngokwasemzimbeni, kubandakanya ukwahlulahlula amandla adonsela phantsi, ukwahlulahlula ngemagnethi, kunye nokuflotha kwefroth, ukuphucula ubunyulu kunye nobumhlophe bemveliso yokugqibela yomgubo we-kaolin. La manyathelo okucoca abalulekile, njengoko nokuba zincinci izinto ezingcolileyo zinokuphazamisa iipropati zomgubo we-kaolin, ngakumbi kwizicelo eziphezulu ezifana nokufaka iphepha kunye ne-ceramics echanekileyo. Emva kokucoca, i-kaolin iyagaywa ukuze ifezekise ubunono obufunekayo - ukusuka kwi-microfine ukuya kubukhulu be-ultrafine particles - kusetyenziswa izixhobo zokugaya ezikhethekileyo ezifana nee-ball mills, ii-roller mills, kunye nee-jet mills. Ukukhethwa kwezixhobo zokugaya kuxhomekeke kubungakanani bento ethile kunye nokusetyenziswa kwayo, kunye neejethi zokugaya ezisetyenziselwa ukuvelisa umgubo we-kaolin ocoliweyo kakhulu kunye nokusasazwa kwento efanayo. Ngokuxhomekeke kwindlela ecetywayo ngayo, amanyathelo ongezelelweyo okucubungula anje nge-calcination okanye ukuguqulwa komphezulu anokusetyenziswa ukuphucula ngakumbi iipropati zokusebenza komgubo we-kaolin.

Ukugaya i-calcination kubandakanya ukufudumeza umgubo we-kaolin ocociweyo kumaqondo obushushu aphezulu ukususa umswakama, izinto eziphilayo, kunye nokungcola okuguquguqukayo. Le nkqubo yonyango lobushushu ilawulwa ngononophelo, kunye namaqondo obushushu ahlengahlengiswa ngokusekelwe kwiimpawu ezifunwayo zemveliso yokugqibela yomgubo we-kaolin ocoliweyo. Ukugaya i-calcination akugcini nje ngokuphucula ubumhlophe kunye nobunzima bomgubo we-kaolin kodwa kukwaphucula ukuzinza kwawo kobushushu kunye nokungasebenzi kakuhle kweekhemikhali, okwenza umgubo we-kaolin ocoliweyo ufaneleke kwizicelo zobushushu obuphezulu kunye neendawo apho ukumelana neempendulo zeekhemikhali kubaluleke kakhulu. Umzekelo, umgubo we-kaolin ocoliweyo osetyenziswa kwizixhobo ezichasayo kufuneka umelane namaqondo obushushu aphezulu kakhulu ngaphandle kokuwohloka, into ephunyezwa ngokugaya i-calcination ngokuchanekileyo. Ukuguqulwa komphezulu, kwelinye icala, kubandakanya ukunyanga umgubo we-kaolin ngee-coupling agents okanye ezinye izinto eziguqulayo ukuphucula ukuhambelana kwayo nezinto ezahlukeneyo, ezifana neeplastiki, irabha, kunye neepeyinti. Ii-coupling agents eziqhelekileyo ezisetyenziselwa ukuguqula umphezulu ziquka ii-silanes kunye nee-titanates, ezenza unxibelelwano phakathi komgubo we-kaolin kunye nezinto ezisetyenziswa ngumninimzi. Olu tshintsho luphucula ukusasazeka komgubo we-kaolin ngaphakathi kwezinto ezisetyenziswa ngumninimzi, ukuqinisekisa ukusasazwa okufanayo kunye nokwandisa iziphumo zayo zokuqinisa okanye zokusebenza. Umgubo we-kaolin oguqulwe ngumphezulu ukwanciphisa ukuhlangana, ingxaki eqhelekileyo kumgubo we-kaolin ongaguqulwanga onokuthi ubuthathaka ukusebenza kwemveliso yokugqibela.

Iindidi ezahlukeneyo zepowder kaolin eziveliswa ngezi ndlela zokucubungula zihlangabezana neemfuno ezizodwa zamacandelo ahlukeneyo emizi-mveliso. Umgubo we-kaolin wendalo, onobumhlophe bawo kunye noplastiki, ulungele ukusetyenziswa kwemveli njenge-ceramics kunye nephepha. Udinga ukucutshungulwa okuncinci, okwenza kube lukhetho olungabizi kakhulu kubavelisi abasebenza ngeemveliso ezisemgangathweni. Umgubo we-kaolin oqinisiweyo, oneempawu zawo eziphuculweyo, usetyenziswa kwizicelo zokusebenza eziphezulu kubandakanya i-ceramics eziphambili, ii-coating zoshishino, kunye nee-composites zeplastiki. Ukuqina kwawo okuphuculweyo kunye nokuzinza kobushushu kwenza ukuba ufaneleke ukusetyenziswa kwiindawo apho ukuqina kunye nokumelana namaqondo obushushu aphezulu kubalulekile. Umgubo we-kaolin oguqulwe ngumphezulu wenzelwe ukusetyenziswa kwii-polymers, irabha, kunye nee-adhesives, apho ukuhambelana kunye nokusasazwa kubalulekile. Olu hlobo lomgubo we-kaolin lwenza amakhonkco aqinileyo kunye nee-polymer matrices, ophucula iipropati zoomatshini ze-composite yokugqibela. Umgubo we-kaolin ocolekileyo kakhulu, onobukhulu bawo obuncinci kakhulu, usetyenziswa kwizicelo eziphezulu ezifana nee-coating ezichanekileyo, izinto ze-elektroniki, kunye namaphepha akhethekileyo. Ubungakanani bawo obuncinci be-particle buqinisekisa ukugqitywa okugudileyo kunye nokusasazeka okufanayo, okwenza ukuba kube kuhle kwizicelo ezifuna ukuchaneka okuphezulu kunye nokuhambelana. Uhlobo ngalunye lomgubo we-kaolin luvavanywa ngononophelo ukuqinisekisa ukuba luyahlangabezana neemfuno ezithile zokusetyenziswa okucetywayo, ukusuka ekusasazweni kobukhulu beesuntswana ukuya kulwakhiwo lweekhemikhali.

Ixabiso lemveliso yepowder ye-kaolin lisekelwe kwiimpawu zayo eziphambili, eziquka ubumhlophe, i-plasticity, ukungangeni kweekhemikhali, ukuzinza kobushushu, ukufunxwa kweoyile okuphantsi, kunye nokusasazeka kakuhle. Ubumhlophe yenye yezona mpawu zibalaseleyo nezifunwayo zepowder ye-kaolin, njengoko isusa isidingo sobuninzi beepigment ezibizayo kwizicelo ezifuna ukugqitywa okukhanyayo, okufanayo. Umgubo we-kaolin wendalo uhlala ubonisa ubumhlophe obuqhelekileyo, obunokuphuculwa ngakumbi ngeenkqubo zokucoca kunye noku-bleach ukuhlangabezana nemigangatho engqongqo yemizi-mveliso ephezulu efana nokuveliswa kwephepha kunye nopende. Ubumhlophe bepowder ye-kaolin bulinganiswa kusetyenziswa izikali zemibala eqhelekileyo, kunye namaxabiso aphezulu obumhlophe abangela imfuno ephezulu kwizicelo zeprimiyamu. I-plasticity yenye ipropati ebalulekileyo yepowder ye-kaolin, evumela ukuba ibunjwe kwaye ibunjwe ngokulula xa ixutywe namanzi. Le propati ixabiseke kakhulu kwimveliso ye-ceramics, apho umgubo we-kaolin wenza intlama egudileyo, enokubumbeka enokubunjwa ibe yimizobo entsonkothileyo kwaye igcine imo yayo ngexesha lokomisa nokutsha. I-plasticity yepowder ye-kaolin iphenjelelwa bubungakanani bayo beesuntswana kunye nokwakheka kweeminerali, kunye neesuntswana ezincinci zihlala zibonisa i-plasticity enkulu. Ukuqina kwe-kaolin powder kuyenza ibe luncedo ekuveliseni izincamathelisi ezisekelwe kudongwe kunye nezitywini, apho inika ukuguquguquka kunye namandla okubopha.

I-plasticity yenye impawu ebalulekileyo ye-kaolin powder, evumela ukuba ibunjwe kwaye ibunjwe lula xa ixutywe namanzi. Le mpawu ibangelwa yisakhiwo se-kaolinite esinamaleko, esivumela amasuntswana ukuba atyibilike xa emanzi, enze intlama edibeneyo. Le mpawu ibaluleke kakhulu kwimveliso ye-ceramics, apho i-kaolin powder yenza intlama egudileyo, enokunyibilika enokubunjwa ibe yimizobo eyinkimbinkimbi kwaye igcine imo yayo ngexesha lokomisa nokutsha. Abavelisi be-ceramic badla ngokuxuba i-kaolin powder nezinye izinto ezifana ne-feldspar kunye ne-quartz ukulungisa i-plasticity kunye neempawu zokutshisa zomzimba wodongwe. I-plasticity ye-kaolin powder ikwenza kube luncedo ekuveliseni izincamathelisi ezisekelwe kudongwe kunye nezitywina, apho inika ukuguquguquka kunye namandla okubopha. Ezi mveliso ezisekelwe kudongwe zisetyenziswa kwizicelo ezahlukeneyo zoshishino, kubandakanya ukwakhiwa kunye neemoto, apho zibonelela ngokunamathela okuhle kunye nokuqina. I-plasticity ye-kaolin powder inokuphuculwa ngakumbi ngamanyathelo okucubungula anjengokugaya kunye nokucoca, okunciphisa ubungakanani beesuntswana kunye nokususa ukungcola okunokuthintela ukunyibilika.

Ukungangeni kweekhemikhali kuqinisekisa ukuba umgubo we-kaolin awusebenzi lula nezinye izinto, nto leyo eyenza ukuba ube sisongezo esikhuselekileyo nesinokuthenjwa kwiinkqubo ezahlukeneyo zokuvelisa. Oku kungangeni kungenxa yesakhiwo esizinzileyo sekhemikhali se-kaolinite, esimelana nee-asidi ezininzi, iziseko, kunye nezinyibilikisi zendalo. Oku kungangeni kuvumela umgubo we-kaolin ukuba usetyenziswe kwiindawo zoshishino ezinzima, apho uhlala uzinzile nokuba ubonakaliswe kwiikhemikhali, ukufuma, okanye amaqondo obushushu aphezulu. Umzekelo, umgubo we-kaolin osetyenziswa kwiingubo zoshishino kufuneka umelane nohlaselo lweekhemikhali oluvela kulwelo lwemizi-mveliso kunye nongcoliseko lokusingqongileyo, into enikwa amandla kukungengeni kweekhemikhali. Ukuzinza kobushushu kwandisa ngakumbi ukusetyenziswa kwawo, okuvumela umgubo we-kaolin ukuba ugcine iipropati zawo ngexesha lamanyathelo okucubungula amaqondo obushushu aphezulu njengokutshisa nge-ceramic okanye ukubumba iplastiki. Umgubo we-kaolin unokumelana namaqondo obushushu aphezulu kunalawo afunyanwa kwiinkqubo ezininzi zoshishino, okwenza ukuba ufaneleke ukusetyenziswa kwizicelo zobushushu obuphezulu ezifana nezinto ezichasayo kunye neengubo zoshishino. Ukuzinza kobushushu bomgubo we-kaolin kuphuculwa ngokunyusa i-calcination, esusa ukungcola okuguquguqukayo kwaye yomeleze isakhiwo seeminerali.

Ukufunxwa kweoyile okuncinci yenye ipropati eluncedo yepowder ye-kaolin, nto leyo eyenza ukuba ibe yinto efanelekileyo yokuzalisa iipeyinti, ii-coating, kunye neeplastiki. Ukufunxwa kweoyile okuncinci kuthetha ukuba kufuneka i-binder okanye i-resin encinci ukuze kumanziswe umgubo we-kaolin, kuncitshiswe iindleko zemveliso ngelixa kugcinwa iipropati ezifunwayo zemveliso yokugqibela. Oku kubaluleke kakhulu kwishishini lepeyinti kunye nee-coating, apho ii-binder zihlala ziyinxalenye ebiza kakhulu yefomyula. Ngokusebenzisa umgubo we-kaolin onokufunxwa kweoyile okuncinci, abavelisi banokunciphisa ubungakanani be-binder efunekayo, behlisa iindleko zemveliso ngaphandle kokuphazamisa ukusebenza kwepeyinti okanye i-coating. Ukusasazeka okuhle kuqinisekisa ukuba umgubo we-kaolin unokusasazwa ngokulinganayo kwizinto eziphathwayo, ukuthintela ukuhlangana kunye nokuqinisekisa ukusebenza okulinganayo kuyo yonke imveliso. Ukuxinana kwee-particles zepowder ye-kaolin kunokukhokelela ekusebenzeni okungalinganiyo, njengokungacaci kakuhle kwiipeyinti okanye amandla anciphileyo kwiiplastiki. Ukuphucula ukusasazeka, umgubo we-kaolin uhlala uguqulwa ngaphezulu okanye ucolwe ube bukhulu be-particle, ukuqinisekisa ukuba uxutywa ngokufanayo nezinye izinto. Ukusasazeka okuhle kukwaphucula ukusetyenzwa kwezinto eziphathwayo, okwenza kube lula ukuxuba, ukubumba, okanye ukufaka.

Imveliso yeeseramikhi yenye yezona ndlela zindala nezibalulekileyo zokusetyenziswa kwepowder ye-kaolin, esebenza njengezinto eziphambili kwimveliso yeseramikhi yendabuko nephambili. Ukuqina kwepowder ye-kaolin kubalulekile ekubumbeni iimveliso zeseramikhi, ukusuka kwiimbiza zemihla ngemihla kunye neetafile ukuya kwiiseramikhi zoshishino ezisebenzayo kakhulu. Xa ixutywe namanzi, ipowder ye-kaolin yenza intlama edibeneyo enokubunjwa ngesandla, yenziwe ngeemold, okanye ikhutshwe kwiindlela ezahlukeneyo. Abaculi beseramikhi kunye nabavelisi baxhomekeke kwi-plasticity yepowder ye-kaolin ukwenza uyilo oluntsonkothileyo kunye neemilo eziya kuba nzima ukuzifezekisa ngezinye izinto. Ngexesha lokomisa, ipowder ye-kaolin igcina imo yayo, kwaye ngexesha lokutshisa, idlula kuthotho lweenguqu zeekhemikhali kunye nezomzimba eziguqula ibe yimveliso yeseramikhi eqinileyo, eqinileyo. Amaqondo obushushu okutshisa ayahluka ngokuxhomekeke kuhlobo lwemveliso yeseramikhi, kunye neembiza zesintu ezitshiswa kumaqondo obushushu aphantsi kunye neeseramikhi eziphambili ezitshiswa kumaqondo obushushu aphezulu kakhulu. Ipowder ye-kaolin ikwasebenza njengokuguquguquka kwiifomyula zeseramikhi, inceda ukunciphisa ubushushu bokutshisa kunye nokunciphisa ukusetyenziswa kwamandla. Oku kwenza ipowder ye-kaolin ibe yinxalenye ebalulekileyo kwimveliso yeseramikhi, zombini ngenxa yeempawu zayo zokusebenza kunye neenzuzo zayo zokonga iindleko.

Umgubo we-kaolin oxutyiweyo uxabiseke kakhulu kwizicelo ze-ceramic eziphambili, apho kufuneka amandla aphezulu, ukumelana nobushushu, kunye nokuzinza kweekhemikhali. Usetyenziswa ekuveliseni iithayile ze-ceramic, izixhobo zococeko, izixhobo ezichasene nobushushu, kunye nee-ceramics ze-elektroniki. Iithayile ze-ceramic ezenziwe ngomgubo we-kaolin oxutyiweyo zihlala ixesha elide kwaye azigugi, nto leyo ezenza zifaneleke kwiindawo ezinabantu abaninzi njengezakhiwo zorhwebo kunye namakhaya. Izixhobo zococeko, ezifana nezindlu zangasese kunye neesinki, zizuza kumhlophe ophezulu kunye nokuqina komgubo we-kaolin oxutyiweyo, ukuqinisekisa ukugqitywa okuhlala ixesha elide, okumnandi ngobuhle. Kwizinto ezichasene nobushushu, uzinzo lobushushu be-kaolin powder luyivumela ukuba imelane nobushushu obuphezulu kakhulu, okwenza ifaneleke ukusetyenziswa kwii-oven, ii-ovens, kunye nezinye izixhobo zoshishino ezishushu kakhulu. Izitena ezichasene nobushushu kunye nee-castables eziqulethe umgubo we-kaolin oxutyiweyo zisetyenziswa kwimveliso yentsimbi, kwimveliso yeglasi, nakwezinye iinkqubo zoshishino ezishushu kakhulu. Kwi-ceramics ze-elektroniki, umgubo we-kaolin usetyenziselwa ukuvelisa izinto ezifana nee-insulators, ii-capacitors, kunye nee-semiconductors, apho ukungangeni kwayo kweekhemikhali kunye neempawu zombane zibalulekile. Ezi zinto ze-elektroniki zifuna ukuchaneka okuphezulu kunye nokuthembeka, kwaye umgubo we-kaolin ubonelela ngeempawu ezifunekayo ukuhlangabezana nezi mfuno.

Ishishini lephepha lelinye labathengi abakhulu be-kaolin powder, elibangela inxalenye enkulu yemfuno ye-kaolin kwihlabathi liphela. I-kaolin powder isetyenziswa ngeendlela ezimbini eziphambili ekuvelisweni kwephepha: njengesizalisi kunye nezinto zokugquma. Njengesizalisi, i-kaolin powder yongezwa kwi-pulp yephepha ukuze izalise izikhewu phakathi kweefayibha zephepha, iphucula ukungabonakali kwephepha, ukuguda, kunye nokuprintwa. Ukungacaci kubaluleke kakhulu kumaphepha okuprinta, njengoko kuthintela i-inki ukuba ingabonakali kwelinye icala lephepha. Ukutyibilika kuphucula imvakalelo yephepha kwaye kuphucula umgangatho wokuprintwa, ngelixa ukuprintwa kuqinisekisa ukuba i-inki inamathela ngokulinganayo kumphezulu wephepha. Ikwanyusa amandla okuxinana kwephepha, ukuqina, kunye nobukhulu, inciphisa ukwaphuka ngexesha lokuprinta nokuphatha. I-filler kaolin powder inceda ukunciphisa ubungakanani be-pulp yomthi efunekayo, inciphisa iindleko zemveliso kwaye igcina izixhobo zendalo. I-wood pulp sisixhobo esikrwada esibizayo nesidinga izixhobo ezininzi, kwaye ukutshintsha inxalenye yaso nge-kaolin powder kubonelela ngokonga okukhulu kweendleko kubavelisi bephepha. Ubungakanani bomgubo we-kaolin osetyenziswa njengesizalisi buyahluka ngokuxhomekeke kuhlobo lwephepha, kwaye amaphepha okuprinta asemgangathweni aphezulu adla ngokuba nepesenti ephezulu yesizalisi se-kaolin.

Njengezinto zokugquma, umgubo we-kaolin usetyenziswa kumphezulu wephepha ukwenza ukugqitywa okugudileyo, okufanayo okuphucula ukufunxwa kwe-inki kunye nokucaca koshicilelo. Umgubo we-kaolin ogqumayo uhlala ucolekile kakhulu, unobukhulu obuncinci besuntswana oqinisekisa ugqumayo olugudileyo nolulinganayo. Ubungakanani besuntswana obuhle bomgubo we-kaolin ogqumayo buzalisa izikhewu ezincinci kunye nokungalungelelani kumphezulu wephepha, okwenza umphezulu othe tyaba, ofanayo wokuprinta. Umgubo we-kaolin oguqulwe ngumphezulu uhlala usetyenziswa kwi-paper coating ukuphucula ukuhambelana ne-coating binder, ukuqinisekisa ukunamathela okuhle kunye nokuqina. I-coating binder isebenza njengeglu, ibamba umgubo we-kaolin kumphezulu wephepha, kwaye ukuguqulwa komphezulu kuphucula unxibelelwano phakathi komgubo we-kaolin kunye ne-binder. Iphepha eligqumayo elenziwe ngomgubo we-kaolin lisetyenziswa kwizicelo zokuprinta ezikumgangatho ophezulu ezifana neemagazini, iincwadana, iikhathalogu, kunye nezinto zokupakisha, apho umgangatho wokuprinta kunye nembonakalo zibalulekile. Ezi zicelo zifuna imifanekiso ecacileyo necacileyo kunye nombhalo, kwaye i-kaolin powder coating iqinisekisa ukuba izinto eziprintiweyo ziyahlangabezana nale migangatho. Ukongeza, i-kaolin powder coating iphucula ukumelana kwephepha kumswakama kunye nokuguguleka, yandisa ubomi bayo benkonzo.

Umgubo weKaolin usebenza njengesizalisi esisebenzayo kwimizi-mveliso kwimveliso yeplastiki, apho uphucula ukusebenza kwezinto ngelixa unciphisa iindleko zemveliso. Xa wongezwa kwi-polymer matrices, umgubo weKaolin uphucula iipropati zoomatshini zeplastiki, kubandakanya amandla okutsalwa, amandla okuthalwa, ukumelana nempembelelo, kunye nokuzinza kobukhulu. Amandla okutsalwa kukukwazi kwezinto ukumelana nokuqhekeka phantsi koxinzelelo, ngelixa amandla okuthalwa kukukwazi kwazo ukumelana nokugoba. Ukuxhathisa impembelelo kubalulekile kwiiplastiki ezisetyenziswa kwiindawo apho zinokuthi zichaphazeleke ngequbuliso, njengeenxalenye zeemoto kunye neempahla zabathengi. Ukuzinza kobukhulu kuqinisekisa ukuba iimveliso zeplastiki zigcina imo kunye nobukhulu bazo ngokuhamba kwexesha, nokuba zichatshazelwe kutshintsho lobushushu okanye ukufuma. Ikwanciphisa ukushwabana kunye nokugoba ngexesha lokubumba, iqinisekisa ukuba iimveliso zeplastiki zigcina imo kunye nobukhulu bazo. Ukushwabana kunye nokugoba ziingxaki eziqhelekileyo ekubumbeni kweplastiki, kwaye umgubo weKaolin unceda ukunciphisa ezi ngxaki ngokuphucula ukuhamba kunye neepropati zokupholisa zeplastiki. Ukungangeni kweekhemikhali zomgubo weKaolin kuqinisekisa ukuhambelana neeresini ezahlukeneyo zeplastiki, kubandakanya iPolythene, iPolypropylene, iPolyvinyl chloride, kunye nePolyster, ukuthintela iimpendulo ezingafunekiyo kunye nokugcina uzinzo lwezinto. Oku kuhambelana kwenza umgubo we-kaolin ube yinto enokusetyenziselwa izinto ezininzi zeplastiki.

Umgubo we-kaolin oguqulweyo phezu komhlaba usebenza ngakumbi kwizicelo zeplastiki, njengoko uphucula ukusasazeka kunye nokunamathela ngaphakathi kwe-polymer matrix. Olu tshintsho luphucula ukusebenza ngokubanzi kwe-composite yeplastiki, okwenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo, kubandakanya iindawo zezithuthi, ukupakishwa kweplastiki, izixhobo zokwakha, kunye neempahla zabathengi. Iindawo zezithuthi ezenziwe ngomgubo we-kaolin oguqulweyo phezu komhlaba zihlala ixesha elide kwaye ziyamelana nobushushu kunye neekhemikhali, nto leyo eyenza ukuba zifaneleke ukusetyenziswa kwiindawo zenjini nakwezinye iindawo ezinzima. Ukupakishwa kweplastiki kuzuza kukuqina okuphuculweyo kunye nokumelana nempembelelo kweeplastiki eziqiniswe nge-kaolin, ukuqinisekisa ukuba ukupakishwa kukhusela umxholo ngexesha lokuthuthwa nokugcinwa. Izinto zokwakha ezifana neepayipi zeplastiki kunye ne-siding ezenziwe ngomgubo we-kaolin zihlala ixesha elide kwaye ziyamelana nokuguquguquka kwemozulu, zandisa ubomi bazo benkonzo. Umgubo we-kaolin ukwanceda ukunciphisa iindleko zemveliso yeplastiki ngokutshintsha izinto ezibizayo zokuqinisa ezifana neefayibha zeglasi okanye iifayibha zekhabhoni. Olu londolozo lweendleko lubaluleke kakhulu kubavelisi beplastiki abakhulu, abavelisa iimveliso ezininzi kwaye kufuneka bagcine iindleko zemveliso ziphantsi.

Kwimveliso yerabha, umgubo we-kaolin usebenza njengesizalisi sokuqinisa, uphucula iipropati zoomatshini kunye nokuqina kweekhompawundi zerabha. Uphucula amandla okutsalwa, ukumelana nokukrazuka, kunye nokumelana nokukrazuka kwerabha, okwenza iimveliso zerabha zihlale ixesha elide kwaye ziqine. Amandla okutsalwa abalulekile kwiimveliso zerabha ezithwalwa zisoluliwe, ezifana namatayara kunye neepayipi. Ukumelana nokukrazuka kuthintela iimveliso zerabha ekukrazukeni phantsi koxinzelelo, ngelixa ukumelana nokukrazuka kuqinisekisa ukuba ziyamelana nokukrazuka ngokuhamba kwexesha. Umgubo we-kaolin ukwaphucula ukumelana nobushushu kunye nokumelana nokuguga kwerabha, ukwandisa ubomi bayo benkonzo kwiindawo ezinzima ezifana namaqondo obushushu aphezulu, ukufuma, kunye nokuvezwa ngamakhemikhali. Iimveliso zerabha ezisetyenziswa kwiindawo zoshishino zihlala zichatshazelwa kwezi meko zinzima, kwaye umgubo we-kaolin unceda ukuqinisekisa ukuba zihlala zisebenza ixesha elide. Ukongeza, umgubo we-kaolin unceda ukunciphisa iindleko zokuveliswa kwerabha ngokutshintsha izizalisi ezibiza kakhulu ezifana nomnyama wekhabhoni okanye i-silica. Umnyama wekhabhoni sisixhobo esiqhelekileyo sokuqinisa kwirabha, kodwa sibiza kakhulu kune-kaolin powder, okwenza umgubo we-kaolin ube yindlela engabizi kakhulu. Umgubo we-kaolin ukwaphucula iipropati zokucubungula iikhompawundi zerabha, okwenza kube lula ukuzixuba nokuzibumba.

Ukusetyenziswa ngerabha okuqhelekileyo kwimpuphu ye-kaolin kuquka izitywini zerabha zoshishino, ii-gaskets, iipayipi, iibhanti zokuhambisa, kunye nezinto zerabha zeemoto. Izitywini zerabha zoshishino kunye nee-gaskets zisetyenziselwa ukuthintela ukuvuza kwimibhobho, oomatshini, nakwezinye izixhobo, kwaye zifuna ukuqina okuphezulu kunye nokumelana neekhemikhali kunye nokufuma. Izitywini zerabha eziqiniswe yi-kaolin kunye nee-gaskets ziyahlangabezana nezi mfuno, ziqinisekisa ukusebenza okuthembekileyo kwiindawo zoshishino. Iipayipi kunye neebhanti zokuhambisa zichaphazeleka kukuwohloka okukhulu, kwaye umgubo we-kaolin uphucula ukumelana kwazo nokukrweleka, ukwandisa ubomi bazo benkonzo. Kwizicelo zeemoto, irabha eqiniswe yi-kaolin isetyenziswa kwiitayara, izitywini zeengcango, kunye nee-engine mounts, apho ukuqina kunye nokusebenza kubaluleke kakhulu. Amatayara enziwe ngomgubo we-kaolin anokubambelela okuphuculweyo kunye nokumelana nokuguguleka, ngelixa izitywini zeengcango kunye nee-engine zifumana ukuguquguquka okuphuculweyo kunye nokumelana nobushushu kwerabha eqiniswe yi-kaolin. Ukuqina kwempuphu ye-kaolin kukwanceda ukuphucula ukucutshungulwa kweekhompawundi zerabha, okwenza kube lula ukuzixuba nokubumba. Oku kunciphisa ixesha lokuvelisa kunye neendleko, okwenza umgubo we-kaolin ube sisongezelelo esibalulekileyo kwimveliso yerabha.

Ishishini lepeyinti kunye nokugquma ngomnye umsebenzisi omkhulu we-kaolin powder, apho isebenza njengesongezo esisebenzayo kunye nesandisi. I-kaolin powder iphucula ukusebenza kweepeyinti kunye nokugquma ngeendlela ezahlukeneyo: iphucula ukungabonakali, ukuqaqamba, kunye nokulingana, iqinisekisa ukusetyenziswa ngokulinganayo kunye nokugqitywa okugudileyo, okufanayo. Ukungabonakali kubalulekile kwiipeyinti kunye nokugquma, njengoko kuqinisekisa ukuba umphezulu ongaphantsi ugqunywe ngokupheleleyo. Ukuqaqamba kulawula ukuhamba kwepeyinti okanye ukugquma, kuqinisekisa ukuba inokusetyenziswa ngokulinganayo ngaphandle kokuvuza okanye ukugoba. Ukugquma kuqinisekisa ukuba ipeyinti okanye ukugquma komile kube ngumphezulu ogudileyo, ofanayo, ongenamabala ebrashi okanye ezinye iziphene. Ikwanyusa ukuxhathisa ukukrwela, ukuxhathisa ukuguguleka, kunye nokuxhathisa imozulu kokugquma, yandisa ubomi benkonzo yokugquma okupeyintiweyo. Ukuxhathisa ukukrwela kubalulekile kwiindawo ezinabantu abaninzi, ngelixa ukuxhathisa ukuguguleka kuqinisekisa ukuba ukugquma kumelana nokusetyenziswa kwemihla ngemihla. Ukuxhathisa imozulu kukhusela ukugquma kwizinto ezinje ngemvula, ilanga, nomoya, kuthintela ukubuna nokuxobuka. Ubumhlophe obukhulu be-kaolin powder bunegalelo kwimibala yepeyinti eqaqambileyo, ehlala ixesha elide, kunciphisa isidingo seepigment ezibizayo ezifana ne-titanium dioxide. I-titanium dioxide yipigment emhlophe eqhelekileyo esetyenziswa kwiipeyinti, kodwa ibiza kakhulu, kwaye i-kaolin powder inika enye indlela engabizi kakhulu ephucula ubumhlophe ngaphandle kokongeza iindleko ezinkulu.

Umgubo we-kaolin oxutyiweyo ulungele ngokukodwa ii-coatings ezisebenza kakuhle, njengoko ubulukhuni bayo obuphuculweyo kunye nokuzinza kweekhemikhali kuyenza ingagugi kwaye ihlaselwe ziikhemikhali. Isetyenziswa kwii-coatings zoshishino, iipeyinti zokwakha, ii-coatings zezithuthi, kunye nee-coatings zaselwandle. Ii-coatings zoshishino zisetyenziselwa ukukhusela izixhobo, izakhiwo, kunye noomatshini ekungcoleni, ekugugeni, nasekumonakaleni kwendalo. Umgubo we-kaolin oxutyiweyo uphucula ukuqina kwezi-coatings, ukuqinisekisa ukuba zibonelela ngokhuseleko oluhlala ixesha elide. Iipeyinti zobugcisa ezisetyenziswa emakhaya nakwizakhiwo zorhwebo ziyazuza kwi-finish egudileyo kunye nokumelana nemozulu komgubo we-kaolin oxutyiweyo, ukuqinisekisa ukuba ipeyinti ihlala ijongeka intsha iminyaka. Ii-coatings zezithuthi zifuna ukukhanya okuphezulu kunye nokuqina, kwaye umgubo we-kaolin oxutyiweyo uphucula ezi mpawu, ukuqinisekisa ukuba ipeyinti imelana nobunzima bokusetyenziswa kwemihla ngemihla kunye nokuvezwa kwendalo. Ii-coatings zaselwandle ziphantsi kweemeko ezinzima zamanzi anetyuwa, kwaye umgubo we-kaolin oxutyiweyo unika uxhathiso kwi-corrosion kunye nomonakalo wamanzi anetyuwa. Kuzo zonke ezi zicelo, umgubo we-kaolin oxutyiweyo uphucula ukusebenza kwe-coat ngelixa unciphisa iindleko zemveliso.

I-Kaolin powder ikwafumana ukusetyenziswa kwi-adhesives nakwi-sealants, apho iphucula amandla okubopha, i-viscosity, kunye ne-thixotropy. I-Thixotropy yipropati yento yokuba ingaqini xa ishukunyiswa kwaye iqine ngakumbi xa iphumle, nto leyo ibalulekileyo kwi-adhesives nakwi-sealants ukuqinisekisa ukusetyenziswa ngokufanelekileyo kunye ne-bonding. Le propati ivumela i-adhesives kunye ne-sealants ukuba zisetyenziswe ngokulula ngebrashi okanye i-nozzle, kodwa xa zisetyenziswa, zihlala endaweni yazo ngaphandle kokugoba okanye ukusebenza. I-Kaolin powder iphucula i-thixotropy ye-adhesives, ithintela ukugoba kwaye iqinisekise ukuba i-adhesive ihlala endaweni yayo ngexesha lokugoba. I-Curing yinkqubo apho i-adhesives kunye ne-sealants ziqina, kwaye i-kaolin powder inceda ukuqinisekisa ukuba inkqubo yokugoba iyafana kwaye iphelele. Ikwaphucula ukumelana nobushushu kunye nokumelana neekhemikhali kwe-adhesives kunye ne-sealants, okwenza ukuba zifaneleke kwiindawo ezinzima zoshishino. I-Adhesives kunye ne-sealants ezisetyenziswa kwizicelo zoshishino zihlala zichatshazelwa kubushushu obuphezulu, iikhemikhali, kunye nokufuma, kwaye i-kaolin powder inceda ukuqinisekisa ukuba zihlala zisebenza phantsi kwezi meko. Ukongeza, umgubo we-kaolin uphucula amandla okubopha kwee-adhesives, ukuqinisekisa ukuba zenza ii-bond eziqinileyo nezihlala ixesha elide phakathi kwezinto ezahlukeneyo.

Kwizinto ezidityanisiweyo, umgubo we-kaolin wongezwa ukomeleza uzinzo lobushushu, amandla oomatshini, kunye nokuzinza okulinganayo. Izinto ezidityanisiweyo ezine-kaolin powder zisetyenziswa kwiintlobo ngeentlobo zezicelo, kubandakanya izinto zokwakha, izinto ze-elektroniki, kunye nokusetyenziswa okudityanisiweyo ngokubanzi. Umgubo we-kaolin oguqulwe ngumphezulu uhlala usetyenziswa kwii-composites ukuphucula ukuhambelana nezinto ze-matrix, ukuqinisekisa ukusasazeka okufanayo kunye nokusebenza okuphezulu. Izinto ze-matrix kwii-composites zinokuba yiplastiki, i-resin, okanye ezinye izinto, kwaye umgubo we-kaolin uphucula iipropati ze-matrix ngokubonelela ngokuqiniswa. Izinto ezidityanisiweyo ze-kaolin zibonelela ngenye indlela engabizi kakhulu kwizixhobo zemveli ezidityanisiweyo, zibonelela ngokusebenza okuhle kakhulu ngexabiso eliphantsi. Izinto zokwakha ezifana neephaneli ezidityanisiweyo kunye nemibhobho eyenziwe ngomgubo we-kaolin zihlala ixesha elide kwaye ziyamelana nemozulu, zizenza zilungele ukusetyenziswa kwiindawo ezingaphandle ezinzima. Izinto ze-elektroniki ezenziwe ngee-composites ezidityanisiweyo ze-kaolin zizuza kuzinzo oluphuculweyo lobushushu kunye nokufakelwa kombane, okuqinisekisa ukusebenza okuthembekileyo. Umgubo we-kaolin ukwaphucula ukuqhubekeka kwe-composites, okwenza kube lula ukuzibumba nokubumba zibe ziimo ezintsonkothileyo.

Ezinye iindlela zokusetyenziswa kwe-kaolin powder kwimizi-mveliso ziquka ukusetyenziswa kwayo kwiindawo zokuchasana, kwisanti zesiseko, nakwi-catalysts. Kwiindawo zokuchasana, i-kaolin powder isetyenziselwa ukuvelisa izitena ezichasana, izinto eziphoswayo, kunye nezinye izinto ezishushu kakhulu, apho ukuzinza kwayo kubushushu kunye nokungachani kweekhemikhali kubaluleke kakhulu. Izinto ezichasanayo zisetyenziswa kwii-oven, kwii-oven, nakwezinye izixhobo zoshishino ezishushu kakhulu, kwaye kufuneka zimelane nobushushu obuphezulu kakhulu ngaphandle kokuwohloka. I-kaolin powder ibonelela ngokuqina kobushushu okufunekayo kunye nokungachani kweekhemikhali ukuhlangabezana nezi mfuno. Kwisanti zesiseko, i-kaolin powder isebenza njengesihlanganisi, iphucula amandla kunye nokungachani kwesanti, iqinisekisa ukuba izinto eziphoswayo zinomphezulu ogudileyo kunye nobukhulu obuchanekileyo. I-Foundry sands isetyenziselwa ukwenza ii-molds ze-metal casting, kwaye isihlanganisi siqinisekisa ukuba i-sand mold igcina imo yayo ngexesha lenkqubo yokuchola. I-kaolin powder sisixhobo esisebenzayo sokubopha kuba senza umanyano oludibeneyo kunye namasuntswana esanti, sibonelela ngamandla kunye nokungachani. Kwi-catalysts, i-kaolin powder isetyenziswa njengesixhobo sokuxhasa, ibonelela ngendawo enkulu yokusabela kwe-catalytic. IiCatalysts zisetyenziswa kwiinkqubo ezahlukeneyo zoshishino, ezinje ngokwenziwa kweekhemikhali kunye nokucocwa kwepetroleum, kwaye izixhobo zokuxhasa zidlala indima ebalulekileyo ekusebenzeni kakuhle kwe-catalyst. Ummandla omkhulu womphezulu we-kaolin powder kunye nokungangeni kweekhemikhali kwenza ukuba ibe yinto efanelekileyo yokuxhasa ii-catalysts.

Ukusasazwa kwe-kaolin ore kwihlabathi liphela kuqinisekisa ukubonelelwa rhoqo kwe-kaolin powder kwiimfuno zoshishino. Iindawo eziphambili ezivelisa i-kaolin ziquka uMntla Melika, iYurophu, iAsia, ne-Australia, nganye ine-kaolin powder eninzi ekumgangatho ophezulu. UMntla Melika ngumvelisi omkhulu we-kaolin powder, ene-deposits ezikuMzantsi-mpuma we-United States. IYurophu ine-kaolin deposits ebalulekileyo kumazwe afana ne-United Kingdom, iFransi, neJamani. I-Asia ikwangumvelisi omkhulu, iTshayina ingomnye wabavelisi abakhulu be-kaolin kwihlabathi. I-Australia ine-kaolin deposits ekumgangatho ophezulu eMzantsi Ostreliya naseQueensland. Inkqubela phambili kwitekhnoloji yokucubungula, efana nokugaya okucolekileyo kakhulu, ukuguqulwa komphezulu, kunye nokucoca, yandise uluhlu lweemveliso ze-kaolin powder kwaye yaphucula ukusebenza kwayo. Abavelisi bagxila ekuveliseni iintlobo ezahlukeneyo ze-kaolin powder ezenzelwe wena ukuhlangabezana neemfuno ezithile zoshishino, ukusuka kwiisuntswana ezicolekileyo kakhulu zeengubo eziphezulu ukuya kwiindidi ezirhabaxa ze-ceramics kunye nezixhobo zokwakha. Olu hlengahlengiso luqinisekisa ukuba i-kaolin powder iyahlangabezana neemfuno ezizodwa zesicelo ngasinye, yandisa ngakumbi ukusetyenziswa kwayo.

Ulawulo lomgangatho luphawu olubalulekileyo lokuveliswa komgubo we-kaolin, ukuqinisekisa ukuba imveliso yokugqibela iyahlangabezana nemigangatho engqongqo yezicelo zoshishino. Abavelisi baphumeza amanyathelo angqongqo okulawula umgangatho ukujonga ubungakanani bamasuntswana, ubumhlophe, ubunyulu, kunye nezinye iimpawu ezibalulekileyo. Ukusasazwa kobungakanani bamasuntswana kulinganiswa kusetyenziswa izixhobo ezikhethekileyo ezifana nee-laser diffraction analyzers, eziqinisekisa ukuba umgubo we-kaolin uyahlangabezana nobunono obufunekayo. Ubumhlophe bulinganiswa kusetyenziswa ii-colorimeters, ezithelekisa umgubo we-kaolin neesampuli zemibala eziqhelekileyo. Ubunyulu buvavanywa kusetyenziswa uhlalutyo lweekhemikhali, oluqinisekisa ukuba umgubo we-kaolin awunazo izinto ezingcolileyo ezinokonakalisa iipropati zawo. Oku kuqinisekisa ukusebenza rhoqo kwiibhetshi, okwenza umgubo we-kaolin ube yinto ethembekileyo yokusetyenziswa kwimizi-mveliso. Ukongeza, uphando oluqhubekayo kunye nemizamo yophuhliso igxile ekuphuculeni ubuchwepheshe bokucubungula kunye nokuhlola izicelo ezintsha zomgubo we-kaolin, ukwandisa ngakumbi ukusetyenziswa kwayo kwimveliso yanamhlanje. Ezi mizamo zophando ziquka ukuphuhlisa iindlela ezintsha zokuguqula umphezulu, ukuphucula ubuchwepheshe bokugaya, kunye nokuhlola izicelo ezintsha kumashishini asakhasayo.

Ukuguquguquka kunye nokusebenza kakuhle kwe-kaolin powder kuqhuba imfuno eqhubekayo kumacandelo emizi-mveliso. Amandla ayo okuphucula ukusebenza kwemveliso, ukunciphisa iindleko zemveliso, kunye nokuziqhelanisa nezicelo ezahlukeneyo kuyenza ibe yinto ebalulekileyo kwiiseramikhi, iphepha, iiplastiki, irabha, iipeyinti, kunye nezinto ezidityanisiweyo. Ngokungafaniyo namacandelo athintelweyo, izicelo ze-kaolin powder zoshishino zigxile ekuphuculeni ukusebenza kakuhle kwemveliso kunye nomgangatho wemveliso, zihambelana neendlela zanamhlanje zophuhliso lwemizi-mveliso. I-kaolin powder sisixhobo esizinzileyo nesininzi, esenza ukuba ibe lukhetho oluthembekileyo kubavelisi abafuna ukunciphisa iindleko kunye nokuphucula ukusebenza kwemveliso. Ngokuqhubeka nokuqhubela phambili kubuchwepheshe bokucubungula kunye nokwenza ngokwezifiso imveliso, i-kaolin powder ikulungele ukudlala indima ebaluleke ngakumbi kwimveliso entsha, ixhasa uphuhliso lweemveliso ezisebenzayo nezihlala ixesha elide kwiminyaka ezayo. Njengoko amashishini eqhubeka nokutshintsha, kulindeleke ukuba imfuno ye-kaolin powder ikhule, iqhutywa ludibaniso lwayo olulodwa lweempawu kunye nokuguquguquka.

Njengoko amashishini eqhubeka nokutshintsha kwaye imfuno yezinto ezisemgangathweni ophezulu nezingabizi kakhulu ikhula, umgubo we-kaolin uya kuhlala uyinxalenye ebalulekileyo kwiikhonkco zobonelelo lwemizi-mveliso zehlabathi. Udibaniso lwayo olwahlukileyo lweempawu, usetyenziso olwahlukeneyo, kunye nobonelelo oluzinzileyo lwenza ukuba ibe yinto ethembekileyo nexabisekileyo kubavelisi kwihlabathi liphela. Nokuba isetyenziswa njengezinto eziluhlaza kwiiseramikhi, isizalisi kwiiplastiki, isigqubuthelo ephepheni, okanye isongezo kwiipeyinti, umgubo we-kaolin uyaqhubeka nokubonakalisa ukubaluleka kwawo kwimveliso yanamhlanje, unegalelo kwimveliso yeemveliso ezikumgangatho ophezulu eziphucula ubomi bethu bemihla ngemihla. Indima ye-kaolin powder kwimveliso yemizi-mveliso isenokukhula kwixesha elizayo, njengoko kufunyanwa izicelo ezintsha kwaye ubuchwepheshe bokucubungula buqhubeka buphucuka. Ngenxa yobuninzi bayo, iindleko eziphantsi, kunye neempawu ezahlukeneyo, umgubo we-kaolin uza kuhlala usisiseko semveliso yanamhlanje kwiminyaka ezayo.

Ukulungiswa komgubo we-kaolin kubandakanya uthotho lwamanyathelo achanekileyo nacwangcisiweyo, ngalinye liyilelwe ukuphucula iimpawu zalo kwaye lilungelelaniswe nezicelo ezithile zoshishino. Inkqubo iqala ngokumba i-kaolin ore eluhlaza, emva koko ityunyuzwa ibe ngamasuntswana arhabaxa ukuze kube lula ukucubungula ngakumbi. Ukungcola okufana ne-quartz, i-feldspar, kunye ne-iron oxides kususwa ngeendlela zokwahlula ngokwasemzimbeni, kubandakanya ukwahlulahlula amandla adonsela phantsi, ukwahlulahlula ngemagnethi, kunye nokuflotha kwefroth, ukuphucula ubunyulu kunye nobumhlophe bemveliso yokugqibela yomgubo we-kaolin. Emva kokucoca, i-kaolin iyagaywa ukuze ifumane ubunono obufunekayo—ukusuka kwi-microfine ukuya kubukhulu be-ultrafine particles—kusetyenziswa izixhobo zokugaya ezikhethekileyo. Ngokuxhomekeke kwisicelo esicetywayo, amanyathelo okulungisa ongezelelweyo anje nge-calcination okanye ukuguqulwa komphezulu anokusetyenziswa.

Ukugaya i-calcination kubandakanya ukufudumeza umgubo we-kaolin ocociweyo kumaqondo obushushu aphezulu ukususa umswakama, izinto eziphilayo, kunye nokungcola okuguquguqukayo. Le nkqubo ayigcini nje ngokuphucula ubumhlophe kunye nobunzima bomgubo we-kaolin kodwa ikwaphucula ukuzinza kwawo kubushushu kunye nokungangeni kweekhemikhali, okwenza umgubo we-kaolin ocoliweyo ufaneleke ukusetyenziswa kumaqondo obushushu aphezulu kunye neendawo apho ukumelana neempendulo zeekhemikhali kubaluleke kakhulu. Ukuguqulwa komphezulu, kwelinye icala, kubandakanya ukunyanga umgubo we-kaolin ngee-coupling agents okanye ezinye izinto zokuguqula ukuphucula ukuhambelana kwayo nezinto ezahlukeneyo, ezifana neeplastiki, irabha, kunye neepeyinti. Olu tshintsho luphucula ukusasazeka komgubo we-kaolin ngaphakathi kwezinto ezisetyenziswa ngumninimzi, ukuqinisekisa ukusasazwa okufanayo kunye nokwandisa iziphumo zayo zokuqinisa okanye zokusebenza.

Iindidi ezahlukeneyo zepowder kaolin eziveliswa ngezi ndlela zokucubungula zihlangabezana neemfuno ezikhethekileyo zamacandelo ahlukeneyo emizi-mveliso. Umgubo we-kaolin wendalo, onobumhlophe bawo kunye noplastiki, ulungele ukusetyenziswa kwemveli njenge-ceramics kunye nephepha. Umgubo we-kaolin ohlaziyiweyo, oneempawu zawo eziphuculweyo, usetyenziswa kwizicelo zokusebenza okuphezulu kubandakanya i-ceramics eziphambili, iingubo zoshishino, kunye nee-composites zeplastiki. Umgubo we-kaolin oguqulweyo phezu komhlaba wenzelwe ukusetyenziswa kwiipolymers, irabha, kunye nezincamathelisi, apho ukuhambelana kunye nokusasazwa kubalulekile. Umgubo we-kaolin ocolekileyo kakhulu, onobukhulu bawo obuncinci kakhulu, usetyenziswa kwizicelo eziphezulu ezifana neengubo ezichanekileyo, izinto ze-elektroniki, kunye namaphepha akhethekileyo.

Ixabiso lemveliso le-kaolin powder lisekelwe kwiimpawu zayo eziphambili, eziquka ubumhlophe, i-plasticity, ukungangeni kweekhemikhali, ukuzinza kobushushu, ukufunxwa kweoyile okuphantsi, kunye nokusasazeka kakuhle. Ubumhlophe lolunye lweempawu ezibalaseleyo nezifunwayo ze-kaolin powder, njengoko isusa isidingo sobuninzi beepigment ezibizayo kwizicelo ezifuna ukugqitywa okukhanyayo, okufanayo. Umgubo we-kaolin wendalo uhlala ubonisa ubumhlophe obuqhelekileyo, obunokuphuculwa ngakumbi ngeenkqubo zokucoca kunye nokufiphalisa ukuze kuhlangatyezwane nemigangatho engqongqo yamashishini aphezulu afana nokuveliswa kwephepha kunye nopende.

Ukuqina kweplastiki yenye impawu ebalulekileyo yepowder ye-kaolin, evumela ukuba ibunjwe kwaye ibunjwe lula xa ixutywe namanzi. Le mpawu ixabiseke kakhulu kwimveliso yeseramikhi, apho umgubo we-kaolin wenza intlama egudileyo, enokunyibilika enokubunjwa ibe yimizobo entsonkothileyo kwaye igcine imo yayo ngexesha lokomiswa nokutshiswa. Ukuqina kwepowder ye-kaolin kuyenza ibe luncedo ekuvelisweni kwezinto zokuncamathelisa ezisekelwe kudongwe kunye nezitywina, apho inika ukuguquguquka kunye namandla okubopha.

Ukungangeni kweekhemikhali kuqinisekisa ukuba umgubo we-kaolin awusebenzi lula nezinye izinto, nto leyo eyenza ukuba ube sisongezelelo esikhuselekileyo nesinokuthenjwa kwiinkqubo ezahlukeneyo zokwenza imveliso. Oku kungangeni kuvumela umgubo we-kaolin ukuba usetyenziswe kwiindawo zoshishino ezinzima, apho uhlala uzinzile nokuba uchaphazeleka kwiikhemikhali, umswakama, okanye amaqondo obushushu aphezulu. Ukuzinza kobushushu kwandisa ukusetyenziswa kwawo, okuvumela umgubo we-kaolin ukuba ugcine iipropati zawo ngexesha lokucubungula amaqondo obushushu aphezulu njengokutshisa nge-ceramic okanye ukubumba iplastiki.

Ukufunxwa kweoyile okuncinci yenye ipropati eluncedo yepowder ye-kaolin, nto leyo eyenza ukuba ibe yindawo efanelekileyo yokuzalisa iipeyinti, iingubo, kunye neeplastiki. Ukufunxwa kweoyile okuncinci kuthetha ukuba kufuneka i-binder okanye i-resin encinci ukuze kumanziswe umgubo we-kaolin, kuncitshiswe iindleko zemveliso ngelixa kugcinwa iipropati ezifunwayo zemveliso yokugqibela. Ukusasazeka kakuhle kuqinisekisa ukuba umgubo we-kaolin unokusasazwa ngokulinganayo kwizinto ezisetyenziswa ngumninimzi, ukuthintela ukuhlangana kunye nokuqinisekisa ukusebenza rhoqo kuyo yonke imveliso.

Imveliso yeeseramikhi yenye yezona zinto zindala nezibalulekileyo ezisetyenziswa kwipowder ye-kaolin, esebenza njengezinto eziphambili kwimveliso yeseramikhi yendabuko nephucukileyo. Ukuqina kwepowder ye-kaolin kubalulekile ekubumbeni iimveliso zeseramikhi, ukusuka kwiimbiza zemihla ngemihla kunye neetafile ukuya kwiiseramikhi zoshishino ezisebenza kakuhle. Xa ixutywe namanzi, ipowder ye-kaolin yenza intlama edibeneyo enokubunjwa ngesandla, iphoswe kwiimold, okanye ikhutshwe kwiindlela ezahlukeneyo. Ngexesha lokomisa, ipowder ye-kaolin igcina imo yayo, kwaye ngexesha lokutshisa, idlula kuthotho lweenguqu zeekhemikhali kunye nezomzimba eziyiguqula ibe yimveliso yeseramikhi eqinileyo, eqinileyo.

Umgubo we-kaolin oxutywe ne-calcined uxabiseke kakhulu kwizicelo ze-ceramic eziphambili, apho kufuneka amandla aphezulu, ukumelana nobushushu, kunye nokuzinza kweekhemikhali. Usetyenziswa ekuveliseni iithayile ze-ceramic, izinto zokucoca, izinto ezichasene nobushushu, kunye nee-ceramics ze-elektroniki. Kwizinto ezichasene nobushushu, ukuzinza kobushushu bomgubo we-kaolin kuyivumela ukuba imelane namaqondo obushushu aphezulu kakhulu, okwenza ukuba ifaneleke ukusetyenziswa kwii-oven, kwii-oven, nakwezinye izixhobo zoshishino ezishushu kakhulu. Kwi-ceramics ze-elektroniki, umgubo we-kaolin usetyenziselwa ukuvelisa izinto ezifana nee-insulators, ii-capacitors, kunye nee-semiconductors, apho ukungangeni kwayo kweekhemikhali kunye neempawu zombane zibalulekile.

Ishishini lephepha lelinye labathengi abakhulu be-kaolin powder, elibangela inxalenye enkulu yemfuno ye-kaolin kwihlabathi liphela. I-kaolin powder isetyenziswa ngeendlela ezimbini eziphambili ekuvelisweni kwephepha: njengesizalisi kunye nezinto zokugquma. Njengesizalisi, i-kaolin powder yongezwa kwi-pulp yephepha ukuze izalise izikhewu phakathi kweefayibha zephepha, iphucula ukungabonakali kwephepha, ukuguda, kunye nokuprintwa. Ikwaphucula amandla okuxinana kwephepha, ukuqina, kunye nobukhulu, inciphisa ukwaphuka ngexesha lokuprinta nokuphathwa. I-filler kaolin powder inceda ukunciphisa ubungakanani be-pulp yomthi efunekayo, inciphisa iindleko zemveliso kwaye igcine izixhobo zendalo.

Njengezinto zokugquma, umgubo we-kaolin usetyenziswa kumphezulu wephepha ukwenza ukugqitywa okugudileyo, okufanayo okuphucula ukufunxwa kwe-inki kunye nokucaca koshicilelo. Umgubo we-kaolin ogqumayo uhlala ucolekile kakhulu, unobukhulu obuncinci besuntswana oqinisekisa ukugquma okugudileyo, okulinganayo. Umgubo we-kaolin oguqulwe ngumphezulu uhlala usetyenziswa ekugqumeni iphepha ukuphucula ukuhambelana ne-coating binder, ukuqinisekisa ukunamathela okuhle kunye nokuqina. Iphepha eligqunyiweyo elenziwe ngomgubo we-kaolin lisetyenziswa kwizicelo zokuprinta ezikumgangatho ophezulu ezifana neemagazini, iincwadana, iikhathalogu, kunye nezinto zokupakisha, apho umgangatho wokuprinta kunye nembonakalo zibalulekile.

Umgubo weKaolin usebenza njengesizalisi esisebenzayo kwimizi-mveliso kwimveliso yeplastiki, apho uphucula ukusebenza kwezinto ngelixa unciphisa iindleko zemveliso. Xa wongezwa kwi-polymer matrices, umgubo weKaolin uphucula iipropati zoomatshini zeplastiki, kubandakanya amandla okuxinana, amandla okugoba, ukumelana nempembelelo, kunye nokuzinza kobukhulu. Kwakhona kunciphisa ukushwabana kunye nokugoba ngexesha lokubumba, ukuqinisekisa ukuba iimveliso zeplastiki zigcina imo kunye nobukhulu bazo. Ukungangeni kweekhemikhali komgubo weKaolin kuqinisekisa ukuhambelana neeresini ezahlukeneyo zeplastiki, kubandakanya i-polyethylene, i-polypropylene, i-polyvinyl chloride, kunye ne-polyester, ukuthintela iimpendulo ezingafunekiyo kunye nokugcina uzinzo lwezinto.

Umgubo we-kaolin oguqulwe ngumphezulu usebenza ngakumbi kwizicelo zeplastiki, njengoko uphucula ukusasazeka kunye nokunamathela ngaphakathi kwe-polymer matrix. Olu tshintsho luphucula ukusebenza ngokubanzi kwe-composite yeplastiki, okwenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo, kubandakanya iindawo zezithuthi, ukupakishwa kweplastiki, izixhobo zokwakha, kunye neempahla zabathengi. Umgubo we-kaolin ukwanceda ukunciphisa iindleko zemveliso yeplastiki ngokutshintsha izinto ezibizayo zokuqinisa ezifana neefayibha zeglasi okanye iifayibha zekhabhoni.

Kwimveliso yerabha, umgubo we-kaolin usebenza njengesizalisi sokuqinisa, uphucula iipropati zoomatshini kunye nokuqina kweekhompawundi zerabha. Unyusa amandla okutsalwa, ukumelana nokukrazuka, kunye nokumelana nokurhawuzelelwa kwerabha, okwenza iimveliso zerabha zihlale ixesha elide kwaye ziqine. Umgubo we-kaolin ukwaphucula ukumelana nobushushu kunye nokumelana nokuguga kwerabha, wandise ubomi bayo benkonzo kwiindawo ezinzima ezifana namaqondo obushushu aphezulu, ukufuma, kunye nokuvezwa ngamakhemikhali. Ukongeza, umgubo we-kaolin unceda ukunciphisa iindleko zokuveliswa kwerabha ngokutshintsha izizalisi ezibizayo ezifana nomnyama wekhabhoni okanye i-silica.

Ukusetyenziswa ngerabha okuqhelekileyo kwi-kaolin powder kuquka izitywini zerabha zoshishino, ii-gasket, ii-hoses, ii-conveyor belts, kunye nezinto zerabha zerabha zorhwebo. Kwizicelo zerabha zorhwebo, irabha eqiniswe yi-kaolin isetyenziswa kumatayara, kwizitywini zomnyango, nakwiindawo zokufaka iinjini, apho ukuqina nokusebenza kubalulekile. Ukuqina kwe-kaolin powder kukwanceda ukuphucula ukucutshungulwa kwee-compounds zerabha, okwenza kube lula ukuzixuba nokuzibumba.

Ishishini lokupenda nokugquma ngomnye umsebenzisi omkhulu we-kaolin powder, apho isebenza njengesongezo esisebenzayo kunye nesandisi. I-kaolin powder iphucula ukusebenza kweepeyinti kunye nokugquma ngeendlela ezahlukeneyo: iphucula ukungabonakali, ukuqaqamba, kunye nokulingana, iqinisekisa ukusetyenziswa ngokulinganayo kunye nokugqitywa okugudileyo, okufanayo. Ikwanyusa ukumelana nokukrweleka, ukumelana nokuguguleka, kunye nokumelana nemozulu kwe-coatings, yandisa ubomi benkonzo yeendawo ezipeyintiweyo. Ubumhlophe obukhulu be-kaolin powder bunegalelo kwimibala yepeyinti eqaqambileyo, ehlala ixesha elide, inciphisa isidingo seepigment ezibizayo kakhulu ezifana ne-titanium dioxide.

Umgubo we-kaolin oxutywe ne-calcined ulungele ngokukodwa ii-coating ezisebenza kakuhle, njengoko ubulukhuni bayo obuphuculweyo kunye nokuzinza kweekhemikhali kuyenza ingagugi kwaye ingahlaselwa ziikhemikhali. Isetyenziswa kwii-coating zemizi-mveliso, iipeyinti zokwakha, ii-coating zezithuthi, kunye nee-coating zaselwandle. Kwii-coating zemizi-mveliso, umgubo we-kaolin usetyenziselwa ukukhusela izixhobo, izakhiwo, kunye noomatshini ekungcoleni, ekugugeni, nasekumonakaleni kwendalo. Kwiipeyinti zokwakha, inika ukugqitywa okugudileyo, okuhlala ixesha elide okumelana nokufiphala nokuqhekeka. Kwii-coating zezithuthi, iphucula ukukhanya kunye nokuqina kwepeyinti, iqinisekisa inkangeleko yomgangatho ophezulu.

I-Kaolin powder ikwafumana ukusetyenziswa kwi-adhesives nakwi-sealants, apho iphucula amandla okubopha, i-viscosity, kunye ne-thixotropy. I-Thixotropy yipropati yento yokuba ingaqini xa ishukunyiswa kwaye iqine ngakumbi xa iphumle, nto leyo ibalulekileyo kwi-adhesives nakwi-sealants ukuqinisekisa ukusetyenziswa ngokufanelekileyo kunye ne-bonding. I-Kaolin powder iphucula i-thixotropy ye-adhesives, ithintela ukugoba kwaye iqinisekise ukuba i-adhesive ihlala kwindawo yayo ngexesha lokunyanga. Ikwaphucula ukumelana nobushushu kunye nokumelana neekhemikhali kwe-adhesives kunye ne-sealants, okwenza ukuba zifaneleke kwiindawo zoshishino ezinzima.

Kwizinto ezidityanisiweyo, umgubo we-kaolin wongezwa ukomeleza uzinzo lobushushu, amandla oomatshini, kunye nozinzo olunemilinganiselo. Izinto ezidityanisiweyo ezine-kaolin powder zisetyenziswa kwiintlobo ngeentlobo zezicelo, kubandakanya izinto zokwakha, izinto ze-elektroniki, kunye ne-aerospace (ngaphandle kwe-航空行业 ethintelweyo, kuphela ukusetyenziswa kwezinto ezidityanisiweyo ngokubanzi). Umgubo we-kaolin oguqulwe ngumphezulu uhlala usetyenziswa kwizinto ezidityanisiweyo ukuphucula ukuhambelana nezinto ze-matrix, ukuqinisekisa ukusasazeka okufanayo kunye nokusebenza okuphezulu. Izinto ezidityanisiweyo ze-kaolin zibonelela ngenye indlela engabizi kakhulu kunezinto ezidityanisiweyo zendabuko, zibonelela ngokusebenza okuhle kakhulu ngexabiso eliphantsi.

Ezinye iindlela zokwenza i-kaolin powder kwimizi-mveliso ziquka ukusetyenziswa kwayo kwiindawo zokuchasana, kwisanti ze-foundry, nakwi-catalysts. Kwiindawo zokuchasana, i-kaolin powder isetyenziselwa ukuvelisa izitena ezichasanayo, izinto eziphoswayo, kunye nezinye izinto ezishushu kakhulu, apho ukuzinza kwayo kubushushu kunye nokungangeni kweekhemikhali kubaluleke kakhulu. Kwisanti ze-foundry, i-kaolin powder isebenza njengesihlanganisi, iphucula amandla kunye nokubumbeka kwesanti, iqinisekisa ukuba izinto eziphoswayo zinomphezulu ogudileyo kunye nobukhulu obuchanekileyo. Kwi-catalysts, i-kaolin powder isetyenziswa njengesixhobo sokuxhasa, inika indawo enkulu yobuso beempendulo ze-catalytic.

Ukusasazwa kwe-kaolin ore kwihlabathi liphela kuqinisekisa ukubonelelwa okuqhubekayo kwe-kaolin powder kwiimfuno zoshishino. Iindawo eziphambili ezivelisa i-kaolin ziquka uMntla Melika, iYurophu, iAsia, ne-Australia, nganye ine-kaolin deposits ezininzi ezikumgangatho ophezulu. Inkqubela phambili kubuchwepheshe bokucubungula, njengokusila okucolekileyo kakhulu, ukuguqulwa komphezulu, kunye nokucocwa, yandise uluhlu lweemveliso ze-kaolin powder kwaye yaphucula ukusebenza kwayo. Abavelisi bagxila ekuveliseni iintlobo ezahlukeneyo ze-kaolin powder ezenzelwe wena ukuhlangabezana neemfuno ezithile zoshishino, ukusuka kwiisuntswana ezicolekileyo kakhulu zokugquma eziphezulu ukuya kwiindidi ezirhabaxa ze-ceramics kunye nezixhobo zokwakha.

Ulawulo lomgangatho luphawu olubalulekileyo lokuveliswa komgubo we-kaolin, ukuqinisekisa ukuba imveliso yokugqibela iyahlangabezana nemigangatho engqongqo yezicelo zoshishino. Abavelisi baphumeza amanyathelo angqongqo okulawula umgangatho ukujonga ubungakanani bamasuntswana, ubumhlophe, ubunyulu, kunye nezinye iimpawu ezibalulekileyo. Oku kuqinisekisa ukusebenza rhoqo kwiibhetshi ezahlukeneyo, okwenza umgubo we-kaolin ube yinto ethembekileyo yokusetyenziswa kwimizi-mveliso. Ukongeza, uphando oluqhubekayo kunye nemizamo yophuhliso igxile ekuphuculeni ubuchwepheshe bokucubungula kunye nokuhlola izicelo ezintsha zomgubo we-kaolin, nto leyo eyandisa ngakumbi ukusetyenziswa kwayo kwimveliso yanamhlanje.