Corundum gara ti o dara ni eti gige olona-pupọ ti o dara, lile giga, iye toughness giga, agbara lilọ to lagbara, ooru lilọ kekere, igbesi aye gige abrasive gigun, ati pe o le ṣe ilana lile ati irin lile, gẹgẹbi irin alagbara, irin alagbara, irin giga vanadium giga, irin, ati be be lo O ti wa ni tun paapa dara fun lilọ ti dibajẹ ati irọrun iná workpieces ati ki o tobi kikọ sii lilọ.
Akoko ifiweranṣẹ: Kínní-22-2023