... . Application: The products are widely used as grinding media of ball mill on ceramics, cements, paints, refractories, inorganic ... mineral powders industries, etc. Technical date Sheet of abrasive alumina ball: Performance Index92 SeriesAl2o3(%)≥92Fe2O3(%)≤0.3Moh’s ... days for 24ton Payment: 30% deposit, balance before shipment Professional manufacturer of alumina grinding ball