... wet and dry grinding of alumina, zirconia silicate, feldspar, quartz, kaolin clay, glaze inks and ceramics material in ball mill. It can ... . Dosage of Alumina ballsDuring wet grinding process, when dosage of alumina balls is up to 55% of net volume of ball mill, the ... and we offer our customers best and professional service. 92% alumina grinding ball (5mm,10mm,15mm,20mm,30mm,40mm,50mm,60mm,70mm)