Akwai nau'ikan albarkatun kasa guda biyu don samar da alumina da aka kunna, ɗayan shine "fast foda" wanda aka samar ta hanyar gwaji ko dutsen Bayer, ɗayan kuma an samar da shi ta hanyar aluminate ko gishiri na aluminum ko duka biyu a lokaci guda.
X, ρ-alumina da kuma samar da X, ρ-alumina
X, ρ-alumina shine babban albarkatun kasa don samar da ƙwallan alumina da aka kunna, ko FCA a takaice. A kasar Sin, ana kiranta "fast saki foda" saboda alumina foda da aka samar ta hanyar saurin bushewa.
An gano X, ρ-alumina a cikin 1950 kuma ASTM ta tabbatar da shi a cikin 1960. A cikin 1970s, x da Turai. Makullin fasahar X, ρ -alumina shine saurin bushewa, yawanci a cikin injin gado mai ruwa, inda zazzabin gado ke sarrafa iskar gas ko ruwa. A shekarar 1975-1980, Cibiyar Masana'antu ta Tianjin ta yi nasarar samar da fasahohin samar da dumama cikin sauri tare da halayen fasahar kasar Sin. Ya yi amfani da reactor na mazugi, ya ƙara busassun busassun aluminum hydroxide, kuma ya sanya cakuda X-alumina da ρ-alumina ta hanyar gasa 0.1 ~ 10s a cikin tanderun bushewa mai sauri.
Lokacin aikawa: Afrilu-01-2023
