Akwai nau'ikan kayan aiki guda biyu don samar da alumina mai aiki, ɗaya shine "foda mai sauri" wanda trialumina ko Bayer dutse ke samarwa, ɗayan kuma ana samar da shi ta hanyar aluminate ko gishirin aluminum ko duka biyun a lokaci guda.
X, ρ-alumina da kuma samar da X, ρ-alumina
X, ρ-alumina shine babban kayan da ake amfani da shi wajen samar da ƙwallan alumina masu aiki, ko FCA a takaice. A China, ana kiransa "foda mai sakin sauri" saboda foda alumina da ake samarwa ta hanyar bushewar iska cikin sauri. "Fast depowder" cakuda ne na X-alumina da p-alumina tare da abubuwan da ke ciki daban-daban saboda yanayin samarwa daban-daban.
An gano X,ρ-alumina a shekarar 1950 kuma ASTM ta ba da takardar shaidarsa a shekarar 1960. A shekarun 1970, x da Turai. Mabuɗin fasahar X, ρ-alumina shine bushewar iska cikin sauri, yawanci a cikin na'urar samar da iskar gas ko ruwa mai ƙonewa, inda zafin gadon ke sarrafawa ta hanyar iskar gas ko ruwa mai ƙonewa. A shekarar 1975-1980, Cibiyar Masana'antar Sinadarai ta Tianjin ta yi nasarar haɓaka fasahar samar da wutar lantarki mai dumama da sauri tare da halayen fasahar China. Ta yi amfani da na'urar samar da wutar lantarki mai siffar cone, ta ƙara busasshiyar aluminum hydroxide da aka niƙa, sannan ta yi cakuda X-alumina da ρ-alumina ta hanyar gasawa da walƙiya 0.1~10s a cikin tanderun bushewa cikin sauri.
Lokacin Saƙo: Afrilu-01-2023
