| 摘要 |
Methods for comminuting the pozzolanic material include (i) providing a comminuting apparatus including a rotatable drum and an agitation medium positioned within the rotatable drum and configured to slidably move along the interior surface of the drum when the drum is rotated (ii) introducing a pozzolanic material into the comminuting apparatus and operating the comminuting apparatus so as to create a static charge on the agitation medium; and (iii) comminuting the pozzolanic material in the comminuting apparatus by rotating the rotatable drum without causing the media to crush the pozzolanic material so as to yield a reduced-size pozzolanic material comprising a majority of particles having a substantially globular shape.
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