Nawa matsi na jiki zai iya manyan tubalin alumina jure wa?

Sanannen abu ne cewa manyan tubalin alumina an kasu kashi uku maki bisa ga abun ciki na aluminum Al2O3. Ƙarfin matsawa na bulo mai girma na alumina na farko shine 55MPa a dakin da zafin jiki, ƙarfin ƙarfin ƙarfin bulo mai girma na alumina na digiri na biyu shine 50MPa, kuma ƙarfin matsawa na bulo na alumina na daraja na uku shine 45MPa, 1MPa. Yayi daidai da kilogiram 10.