Loj ib qho siv lead ua alumina yog cov hmoov dawb siv lead ua los ntawm cov kub kub calcination ntawm aluminium hydroxide los yog muaj alumina nrog tshwj xeeb mineralizer.
Flake alumina muaj cov khoom siv zoo heev thiab cov yam ntxwv tshwj xeeb.