bulukeetiyada sare {{0}Alumina lebenka waxa loo kala saaraa waxyaabaha aluminiumka ah: Fasalka III (Al₂O₃: 48–65%), Fasalka II (Al₂O₃: 65–75%), Fasalka I (Al₂O₃: 75–80%), iyo Fasalka Gaarka ah ee 8 (Al₂O₃) ka weyn (Al₂O₃)
Waxa loo kala saaray nooca foornada loo isticmaalo: spalling{0}sare u adkaysta{1}alumina leben ee foornada sibidhka, hoose -lebenka sare -lebenka alumina ee shooladaha qaraxa kulul, iyo fosfat{4}}ku xidhan sare{5}
Iyada oo ku salaysan qaabka iyo cabbirka, waxa ku jira mindi -qaabaysan, faashash{1}} qaabaysan, iyo leben qaabaysan - leben qaabaysan, iyo sidoo kale lebenka sare{3}}alumina skew lebenka iyo lebenka barroosinka ah.
Qaybaha waxa kale oo ka mid ah lebenka caadiga ah, leben qaabaysan, iyo leben si gaar ah u qaabaysan.