Alumina loo isticmaalo kicinta waxaa badanaa si gaar ah loogu yeeraa "alumina firfircoon".Waa shay adag oo daloola oo aad loo kala firdhiyey oo leh dhul ballaadhan.Dusha sare ee microporous waxay leedahay sifooyinka looga baahan yahay catalysis, sida waxqabadka xayeysiinta, dhaqdhaqaaqa dusha sare, xasilloonida kulaylka oo aad u fiican, iwm.