... 89mm; 4.Big capacity,continuous working Ball Mill, Molybdenum Ball Mill Molybdenum ball mill features:In the right grinding fineness, ... surface proportion increased, the flotability declined. So for the molybdenum beneficiation should avoid and prevent grinding much, in production ... liner, which has good wear-resistance. 4.Features of Molybdenum ball mill 1. Wide usage, simple structure, convenient ...