Alumina yumbura
1. Babban taurin
Taurin Rockwell shine HRA80-90, taurin ya yi ƙasa da lu'u-lu'u, fiye da juriyar lalacewa ta ƙarfe da bakin karfe.
2. Kyakkyawan juriya na lalacewa
Ƙwararrun cibiyoyin bincike sun auna, juriyar sa ya yi daidai da sau 266 na ƙarfe na manganese.Gaoming simintin ƙarfe sau 171.5, bisa ga fiye da shekaru goma na binciken binciken abokin ciniki, a ƙarƙashin yanayin aiki iri ɗaya, na iya tsawaita rayuwar sabis na kayan aƙalla sau goma.
3. Nauyi mara nauyi
Girman sa na 3.5g/cm3 shine kawai rabin na karfe, wanda zai iya rage yawan kayan aiki.
Siffofin:
Babban mƙarfin echanical
High resistivity da kyau rufi
Taurin Mohs na 9 da kyakkyawan juriya na lalacewa
Babban abubuwan narkewa da juriya na lalata
Da kyau sdadi
Kayayyakin gani
Ionic conductivity
Masana'antar aikace-aikacen: Machinery, lantarki, sinadarai, man fetur da dai sauransu.
Specific aikace-aikace: Electric yumbu substrate, plunger, sealing zobe da dai sauransu
