difference between ball mill and verticle roller mill


2017 8 12 that of a vertical roller mill VRM carrying out the same operations by a factor of between 1.5 and 2 depending on the degree of optimisation of the ball mill. Fig. 1 illustrates this connexion as well as showing the increasing energy bene fit that can be obtained with a vertical roller mill as the spe cific Blaine surface area rises.
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