ball mill grinding machine 400 mash
In the second stage, a varioplanetary ball mill PM400 set at 380–400 rpm is used for 20–30 min. ... Size dispersion of particles obtained by grinding of pine wood on a ball mill ... The final ethanol concentration in the mash was –% [7] and [8]. .... step involves treatment for 5 min in a knife milling machine at 15,000 rpm. Read More