Izitini ezimelana ne-alumina ziwuhlobo lwezinto ezimelana ne-alumina ezisetshenziswa embonini yensimbi. Izitini zakhiwe nge-alumina, into emelana kakhulu nokushisa, ukugqwala, kanye nokuguguleka. Izitini ezimelana ne-alumina zisetshenziswa embonini yensimbi ukwakha ulwelwesi kanye nokuvikela izitofu, ama-oven, kanye neminye imishini yokushisa okuphezulu. Izitini ezimelana ne-alumina zihlala isikhathi eside futhi zinikeza ukuvikela okuphezulu kokushisa kanye nokumelana nokugqwala. Izitini ziyakwazi ukumelana namazinga okushisa afinyelela ku-2000°C (3632°F). Ukushisa okuphezulu kwezinto kusiza ukunciphisa ukusetshenziswa kwamandla nokwandisa ukusebenza kahle. Izitini ezimelana ne-alumina zinamandla aphezulu okumelana namakhemikhali, futhi ziyakwazi ukumelana nendawo egqwalayo yokukhiqiza insimbi. Izinto ziphinde zimelane kakhulu nokuguguleka nokuguguleka, okwenza kube kuhle ukusetshenziswa ezisetshenzisweni zokushisa okuphezulu. Izitini ezimelana ne-alumina zitholakala ngezindlela ezahlukene nobukhulu, kufaka phakathi amabhlogo, ama-cubes, namabhodi. Izitini zingasikwa futhi zibunjwe ukuze zilingane nobukhulu obuqondile besithando noma isithando. Izitini zivame ukusetshenziselwa ukuhlobisa izindonga, uphahla, kanye nephansi lesakhiwo. Izitini ezimelana ne-alumina zivame ukusetshenziswa emisebenzini yensimbi kanye nasezindaweni zokusekela. Zisetshenziselwa ukuhlobisa izindonga, phansi, kanye nophahla lwesithando somlilo, isitofu, noma eminye imishini. Izitini zisetshenziswa nakwezinye izinhlelo zokusebenza njengokuhlobisa izindonga zezithando zomlilo, ama-ladle, kanye nama-converter. Izitini ezimelana ne-alumina zivame ukwenziwa ngengxube ye-alumina, i-silica, ne-magnesia. Izitini zishiswa emazingeni okushisa aphezulu ukuze kukhiqizwe izinto eziqinile neziqinile. Izitini zingahlanganiswa nezinye izinto, njenge-silicon carbide, ukwandisa ukumelana kwezinto ekugqwaleni nasekugugeni. Izitini ezimelana ne-alumina ziyingxenye ebalulekile embonini yensimbi. Njengoba imboni yensimbi iqhubeka nokuthuthuka futhi isungula izinto ezintsha, ukusetshenziswa kwalezi zitini kuzoba yinto evamile. Izitini zinikeza ukushisa okuphezulu kanye nokumelana nokugqwala, okwenza kube ukukhetha okuhle kakhulu endaweni edingayo yokukhiqiza insimbi.
Isikhathi sokuthunyelwe: Feb-10-2023