Alumina Ceramic Beads 92% 3-60mm Our 95% alumina ceramic beads are a high purity, high density ceramic media designed for ball mill grinding. With good wear resistance and low contamination they are widely used in ceramics, mining and chemical processing. Key Features 92% alumina content for high hardness and density Low wear rate for long service life Low contamination keeps the ground product clean Available from 3mm to 60mm Suitable for wet and dry ball milling Technical