摘要：采用搅拌球磨机对粉石英尾砂进行超细粉碎实验。在最佳实验条件下 ,可使99.9%的粉石英尾砂粒径在20μm以下

关键词：粉石英;尾砂;超细粉;

Abstract：The stirred－ball－mill is used to grind the gangue of tripoli by means of reasonɑble technology parameters，the content of particles which the diameter is －20μm is more than 99．9％． 

Key words：tripoli；gangue；ultrafine powder