### Material Movement Inside A Ball Mill

In a ball mill, the particles are ground by repeated impact forces. The material usually needs than 20 minutes of grinding from mill entrance to outlet, with uncountable impacts take place on this way. Depending on the efficiency of the separator and the Grinding Aid, agglomerates of fine particles are rejected and pass the ball mill again.1. Ball Mill -Conventionally raw materials were being ground in the ball mills. The ball mills are highly inefficient with than 98 of the energy going out waste towards friction and heat generation. In the ball mills the material and the grinding media (spherical balls or cylpebs) are brought together in a rotating.Oct 28, 2021 High temperature of the ball mill will affact the efficiency. 3 For every 1 increase in moisture, the output of the ball mill will be reduced by 8 -10 . 4 when the moisture is greater than 5 , the ball mill will be unable to perform the grinding operation. 5. The bearing of the ball mill is overheated and the motor is overloaded.May 30, 2017 Mill Efficiency Mill Filling. The relationship between mill efficiency and mill filling will now be studied. In Fig. 6.6a is shown the curve relating the rate of production of specific surface to the mill filling (see Fig. 5.19)) and in Fig. 6.6b is the curve of total surface production, per unit time, deduced from it.