| 摘要 |
PURPOSE:To easily, surely and finely grind a calcined granular material without causing an increase in the production cost and in the production processes, the lowering in the quality of the material due to the contamination of impurities, etc. CONSTITUTION:The method for producing the powder of ceramic raw materials comprises calcining the ceramic materials, quenching the calcined product in water as such in a hot state after calcination and subsequently mechanically grinding the fine crack-generated product. |
