Umlotha we-aluminium uwudoti oqinile okhiqizwa ngesikhathi senqubo yokukhiqizwa kwe-aluminium, oqukethe inani elikhulu le-alumina nezinye izinto eziyigugu. Ukuze kusetshenziswe ngokugcwele lezi zinsizakusebenza futhi kuncishiswe ukungcola kwemvelo, indlela evamile yokwelapha iwukuncibilikisa umlotha we-aluminium ube yi-calcium aluminate. Ukuncibilikisa umlotha we-aluminium ube yi-calcium aluminate kunezinzuzo eziningi kanye namanani okusetshenziswa. Okokuqala, ukuncibilikisa umlotha we-aluminium kungalulama ngokugcwele futhi kusetshenziswe i-alumina nezinye izinto eziyigugu ezikuwo, kufezwe ukusetshenziswa kabusha kanye nokulondolozwa kwezinsizakusebenza. Okwesibili, ngokwelashwa ngamakhemikhali, izinto ezinobuthi nezilimazayo emlotha we-aluminium zingaguqulwa zibe izinto ezingenabuthi nezingenangozi ukuvikela imvelo kanye nempilo yabantu.
I-calcium aluminate, njengento ebalulekile, inezinhlobo eziningi zezicelo, ngakho-ke ukuncibilikisa umlotha we-aluminium ube yi-calcium aluminate nakho kubalulekile kwezomnotho nasezimbonini. Ukwelashwa okuhambisanayo nokulungiswa kuyadingeka kumlotha we-aluminium ohlukene ngesikhathi senqubo yokuncibilikisa. Okwesibili, ngesikhathi senqubo yokuncibilikisa, kuyadingeka ukulawula imingcele efana nezimo zokushisa kanye nokusabela ukuqinisekisa inqubekela phambili ebushelelezi yokusabela kanye nokuqina kwekhwalithi yomkhiqizo. Ukuncibilikisa umlotha we-aluminium ube yi-calcium aluminate kuyindlela ephumelelayo yokwelashwa komlotha we-aluminium, okungafeza ukubuyiselwa kwemithombo kanye nokusetshenziswa kabusha, futhi kunciphise ukungcola kwemvelo. Sikholelwa ukuthi ubuchwepheshe bokuncibilikisa umlotha we-aluminium ube yi-calcium aluminate buzoba yinkimbinkimbi ngokwengeziwe, bube negalelo elikhulu ekuthuthukisweni okusimeme kanye nokuvikelwa kwemvelo kwamabhizinisi e-aluminium.
Inqubo entsha yokuncibilikisa kanye nemishini ethuthukiswe yi-Xiye ingaphatha imfucuza eqinile yomlotha we-aluminium esitshalweni se-aluminium, ikhiphe i-aluminiyamu emlotheni, bese okunye ukungcola kuba yi-calcium aluminate, uhlobo lwe-deoxidizer yokwenza insimbi, ngemva kokuncibilikisa. Ukuguqula imfucuza ibe yingcebo, kulwa kakhulu nokungcola kwemvelo futhi kuthuthukisa izinzuzo zomnotho.
