Gabatarwar Samfurin: 1, Junda chrome corundum shine alumina foda a matsayin babban kayan albarkatun kasa, daidaitawa zuwa chromium oxide, narkewa ta tanderun zafin jiki mai zafi. 2, kalar ruwan hoda ne, tauri da fari kwatankwacinsu, taurin ya fi farin corundum girma. Abubuwan abrasives da aka samar suna da halayen ...
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