Ball Milling, KPR Institute Engineering and Technology, Autonomous Engineering Institution, Coimbatore, India

Specifications

• "Powder input grain size: 30 to 70 microns
• Output powder size: Near Nano Size
• Main Disc Speed: 400 rpm
• Max. Wt. of Powder in one bowl: 125 gm"

Ball mills are used for crushing the materials into an extremely fine form. The ball mill contains a hollow cylindrical shell that rotates about its axis. This cylinder is filled with balls that are made of stainless steel. The working principle is an impact and abrasion size reduction take place as the ball drops from near the top of a rotating hollow cylindrical shell