| 摘要 |
PURPOSE:To provide fine zirconia spheres having very high hardness and high density and especially suitable for use as media chiefly used for a high-speed medium stirring mill. CONSTITUTION:The objective fine zirconia spheres have 30-40mum average diameter, 1.04-1.15 sphericity and 0.004mm standard deviation of 0.036mm average diameter in the diameter distribution. |
