vertical grinding technology reduces energy ...
Sep 14, 2015· According to Vilela, the granulometry of the iron ore in the MinasRio System at the end of the regrinding process is 80% less than 36 micrometers. The iron ore from the underflow of the regrinding cyclones feeds the Vertimill grinding mills through the lower part and the resulting product is transported to the top of the mills, towards the ...