Powder metallurgy basics & applications
Vibratory Ball Mill R Ganesh Narayanan IITG Attrition mill IN this case the charge is ground to fine size by the action of a vertical shaft with side arms attached to it The ball to charge ratio may be 5 1 10 1 15 1 This method is more efficient in achieving fine particle size Rod mills Horizontal rods are used instead of balls to grind Granularity of the discharge material is 40