摘要：采用高能机械球磨法制备了金属铁、钨微粉 ,分析了铁、钨粉末产品的粒度分布特性、比表面积变化情况及颗粒形貌。

关键词：高能球磨;金属;微粉;颗粒特性;

Abstract：The powder of iron and tungsten are prepared by using high energy mechanical ball mill．The size distribution，specific surface area and grain shape of iron and tungsten powder are analysised． 

Key words：high energy ball mill；mefallic powder；characteristic of grai