The changes of specific properties,crystal structure,chemical bond and element displacement in ultrafine grinding of talc powder with stirred mill are studied in the paper.

• 研究表明，滑石粉经超细磨后，晶体结构趋于无序化，硅、氧和镁原子的结合能降低，各晶面的衍射强度、官能团对应的红外光谱的波峰及衍射斑点也发生波动。