A Kinetic Study of Limestone Dry Micronization in an
June 2017 Limestone Dry Micronization in an Ultra-Centrifugal Mill with Peripheral Comminuting Path 297 Fig.2: Functional dependence of coarseness, d,’on the circumferen- tial rotor speed, v. In all experimental investigations 19, 20, a functional de- pendence between the average grain size and the circum-ferential rotor speed, d’ =ƒ(v), where only a slope or posi-