Alumina ea lik'hemik'hale e fapane, ho latela maemo a indasteri ea tšepe e seng ea ferrous YS/ ton 619-2007 "mofuta oa alumina ea lik'hemik'hale le lebitso la lets'oao", ho latela sebopeho sa lik'hemik'hale sa alumina ea lik'hemik'hale e arotsoe ka mekhahlelo e 5: letoto la aluminium hydroxide, letoto le khethehileng la aluminium oxide, letoto la alumina e tšesaane e batlang e le quasi, letoto la zeolite le letoto la samente ea calcium aluminate.
Jwale, polyaluminium chloride, sodium silicate, letsoai la fluoride le matswai a mang a aluminium, sodium aluminate, metswako ya gallium le gallium, karolo ya di-ceramic tsa alumina le di-refractories tsa corundum le tsona di kenyelelitsoe sehlopheng sa dikhemikhale tsa alumina.
Ka 1910, Alcoa e hlahisitse le ho rekisa sehlopha sa pele sa alumina e nang le calcium lefatšeng, e leng thepa e tala bakeng sa tlhahiso ea li-abrasives tse tšoeu tsa corundum.
Alumina ea lik'hemik'hale e khetholloa ka mefuta e fapaneng ea lihlahisoa, boleng bo phahameng bo ekelitsoeng, litaba tse phahameng tsa botekgeniki, masimo a mangata le a ntseng a hola a kopo, theko e tsitsitseng, e mosa tikolohong, ka hona, e fetohile lekala la bohlokoa haholo indastering ea aluminium.
Linaha tse ngata lefatšeng li tsetetse haholo nts'etsopele ea indasteri ea alumina ea lik'hemik'hale. Alcoa e ne e le mohlahisi e moholo ka ho fetisisa oa lik'hemik'hale lefatšeng, e nang le likhoebo tse 24 tsa tlhahiso, e koahelang linaha le libaka tsohle tse kholo lefatšeng, e hlahisa mefuta e fetang 220 le lithane tse fetang 1000k /a. Eaba ka 2007 poleiti ea alumina ea lik'hemik'hale e fetisetsoa k'hamphaning ea anmai ea Netherlands.
Japane ke tlhahiso ea lik'hemik'hale tsa alumina tse matla ka ho fetisisa lefatšeng, tšebeliso, tlhahiso ea hoo e ka bang 1000 k, lithane tse 2012, 'me e ntse e tsoela pele ho nyoloha butle-butle, mefuta e fapaneng ke eona e kholo ka ho fetisisa lefatšeng, Japane ha e hlahise alumina ea sehlopha sa metallurgical, empa e hlokometse boholo ba tlhahiso ea lik'hemik'hale ea alumina, seriation, saense le theknoloji e phahameng, tšireletso ea tikoloho le ho lekanyetsa litšenyehelo, sehlahisoa ntle le ho fihlela tlhoko ea lehae, thepa e romelloang kantle ho naha e fihlile ho 25%. Ho feta 85% ea tlhahiso ea lik'hemik'hale ea alumina ea Japane e hlahisoa ke indasteri ea lik'hemik'hale ea sumitomo, showa denko le litšepe tse bobebe tsa Japane.
Hoo e ka bang ka 1940, United States, Japane le Europe lipatlisisong tsa lik'hemik'hale tsa alumina ka tekanyo e kholo, ho fihlela lilemong tsa bo-1970, linaheng tse ling tse tsoetseng pele tsa indasteri linaheng tse ling e bile nts'etsopele e kholo.
Ho ea ka lipalo-palo tsa mokhatlo oa machaba oa indasteri ea aluminium, ka 1975, tlhahiso eohle ea alumina linaheng tse ka bophirima e ka ba lithane tse 20344k, tlhahiso ea alumina ea lik'hemik'hale ea lithane tse 1699k, e leng 8.3% ea tlhahiso eohle; Ka 2000, tlhahiso eohle ea alumina ea lefats'e e ne e le lithane tse ka bang 51200k, ha tlhahiso ea alumina ea lik'hemik'hale e le lithane tse 4800k, e leng 9.4% ea tlhahiso eohle. Ka 2008, tlhahiso ea lefats'e ea alumina ea sehlopha sa tšepe e ne e le lithane tse 60496k 'me alumina ea lik'hemik'hale e ne e le lithane tse 4638k, e leng 7.12% ea tlhahiso eohle. Ka 2012, tlhahiso eohle ea alumina lefatšeng e ne e le lithane tse 95,705k, 'me tlhahiso ea alumina ea lik'hemik'hale e ne e le lithane tse 85,80k, e leng 9% ea tlhahiso eohle. Ho tloha ka 2008 ho isa ho 2012, karolelano ea selemo le selemo Sekhahla sa kgolo ya alumina ya dikhemikhale ya lefatshe e ne e le 16.6%, e leng dintlha tse ka bang 11% tse hodimo ho feta sekgahla sa kgolo sa selemo le selemo sa aluminium ya mantlha.
Indasteri ea alumina ea lik'hemik'hale ea Chaena e qalile morao haholo. Hoo e ka bang ka 1961, e le ho rarolla khaello ea thepa e tala indastering ea lisebelisoa tsa elektroniki, fektheri ea aluminium ea shandong (eo hona joale e tsejoang e le shandong aluminium industry co., LTD.) e ile ea qala ho hlahisa alumina e nang le sodium e tlase 'me ea qala lipatlisiso, nts'etsopele le tlhahiso ea alumina ea lik'hemik'hale Chaena.
Lilemong tsa bo-1970, e le ho khotsofatsa peterole, lik'hemik'hale, li-refractories, li-ceramics, meriana, tšireletso ea tikoloho, libetsa, lifofane le liindasteri tse ling, tlhoko ea lik'hemik'hale tsa alumina, Shandong aluminium plant, Zhengzhou Light Metal Research Institute e na le nts'etsopele le tlhahiso ea alumina e butsoeng, alumina arsenic fluoride removal agent, low iron aluminium hydroxide, high purity alumina, li-ceramics tse nang le alpha Al2O3, fafatsa ka alumina le mefuta e meng e 24 ea lihlahisoa tse ncha.
Lilemong tsa bo-1980, tlhahiso ea lik'hemik'hale ea alumina ea Chaena e kene nakong ea nts'etsopele e potlakileng, 'me lihlahisoa tse ncha li ile tsa tsoela pele ho hlaha. Li emetsoe ke setsi sa lipatlisiso tsa tšepe ea leseli sa zhengzhou, shandong aluminium industry co., ltd. le China Great Wall aluminium industry co., ltd. Ho hahiloe mela e ka bang 60 e khethehileng ea tlhahiso ea alumina. Likhoebong tse 'maloa tse kholo tsa alumina libakeng tse haufi li hahile sehlopha sa tlhahiso ea lik'hemik'hale tsa alumina tsa likhoebo tsa poraefete, li sebelisa thepa e tala ea lapeng kapa e tsoang kantle ho naha ho hlahisa mefuta e fapaneng ea lik'hemik'hale tsa alumina.
Chaena ke naha e kholo ea tlhahiso ea alumina, e sebelisang theknoloji e ngata ea tlhahiso ho feta naha efe kapa efe e 'ngoe, ho bonolo ho hlokomela lekala la tlhahiso ea lik'hemik'hale tsa alumina ka ho e kenya ts'ebetsong ea theknoloji, haholo-holo aluminium hydroxide e hlahisoang ke ts'ebetso ea sintering, e nang le bosoeu bo phahameng ba tlhaho.
Kamora lilemo tse fetang 50 tsa nts'etsopele, indasteri ea lik'hemik'hale ea alumina ea Chaena e na le tšusumetso e kholo mebarakeng ea lehae le ea kantle ho naha, li-filler tsa aluminium hydroxide le lihlahisoa tse ling le tsona li tsebahala haholo 'marakeng oa machabeng.
Leha ho le jwalo, ha ho bapiswa le United States, Jeremane, Japane, lik'hemik'hale tsa China tsa alumina ho sa tsotelehe boleng ba sehlahiswa, mefuta e fapaneng, sekala sa tlhahiso se na le lekhalo le leholo, lebaka la motheo ke morao haholo theknolojing ya tlhahiso le disebediswa, tlhahiso le tshebediso ya dipatlisiso tsa motheo tsa thuto ha di a lekana, bokgoni bo fokolang ba boiqapelo, ntshetsopele ya mmaraka ha e a lekana.
Nako ea poso: Hlakubele-02-2020