Nov 08, 2016· SIZE REDUCTION EQUIPMENTS 1. PRESENTED BY MR. ... Ball Mill Attrition and impact 20 to 200 mesh Brittle drugs soft materials Fluid Energy Mill Attrition and impact 1 to 30 microns1 to 30 microns Moderately hard and friable materials soft and sticky materials Edge Runner Mill Crushing and shearing 20 to 80 mesh almost all drugs sticky materials ...