I-crystal corundum eyodwa inomkhawulo omuhle wokusika, ukuqina okuphezulu, inani eliphezulu lokuqina, amandla okugaya aqinile, ukushisa okuphansi kokugaya, impilo ende yokusika, futhi ikwazi ukucubungula insimbi eqinile neqinile, njengensimbi engagqwali, i-vanadium high speed steel, njll. Iphinde ifanelekele ngokukhethekile ukugaywa kwezinto zokugaya ezikhubazekile nezishiswa kalula kanye nokuphakelayo okukhulu.
Isikhathi sokuthumela: Feb-22-2023