Babban zafin jiki calcined aluminum oxide foda ne calcined a cikin wani crystalline irin alpha-type alumina samfurin a dace zazzabi;calcined by calcined α-type alumina a matsayin albarkatun kasa, samar da ball milling Alumina lafiya foda.Babban zafin jiki calcined aluminum oxide foda yana da babban narkewa, ingantaccen ƙarfin inji, taurin, babban juriya, da haɓakar thermal.Ana iya amfani dashi ko'ina a cikin kayan lantarki, tukwane na tsari, kayan da ba za a iya jurewa ba, kayan gogewa, kayan goge baki, da sauran masana'antu.