Amazon: 95% Purity Alumina Grinding Ball Aluminum ...
Technical Data Main Material alumina ceramic -Al2O3 Ball Diameters:1mm Purity:95% alumina Shape:sphere Color:white Surface Treatment:polished In order to prevent excessive abrasion, the hardness of the grinding jars used and of the grinding balls must be higher than that of the material used. Normally, grinding jars and grinding balls of the same material should be …
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