SGS MINERALS SERVICES 2001 ApplicAtion of operAting Work indices to evAluAte individuAl sections in Autogenous semiAutogenous/BAll mill circuits
Running a ball mill is quite noisy so it is a good idea to operate it in a closed room or basement. Normal materials will take a couple of hours to mill, but harder things like metals can take days or even weeks so be patient. Uses . Grind your own feed (obviously don't use lead balls for this). Grind sand for glass making.