MSE PRO Milling Media Set for 250 ml Alumina Planetary Mill Jar

Alumina Ceramic Grinding Media Balls for 250 ml Jars Contains 24 pieces 10 mm, 477 pieces 5 mm, 1326 pieces 3 mm Alumina milling media balls for optimal milling. Technical Data for Alumina Grinding Media Set for 250 ml Jars Product SKU#: BA0714 Main Material alumina ceramic -Al2O3 Density 3.6 g/cm3 Shape sphere Color white Hardness >80 HRA Abrasion Resistance very good Compatible Samples medium-hard, fibrous samples Compatible Grinding Jar alumina ceramic jars   Choice of Grinding Jars & Grinding Balls 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 chosen.