### A New Approach to the Calculation of Work Index and the

1 according to Bond 2 n 0 5 and according to Charles 3 and Stamboliadis 4 n can take any value near these two In the case that the initial size is infinite and the final size is 100 μm then by definition the required specific energy is called work index W i 100 e W i 2 The value of the constant C in 1 can be calculated