Grinding Circuit an overview | ScienceDirect .
The original grinding circuit at Los Bronces is an example: the pebbles generated in the two SAG ... These scats are crushed before returning to the SAG mill or passing onto a ball mill in an autogenous/ball mill/crusher (ABC) circuit (Figures and ). Figure SAG Mill, HPGR and Ball Mill in an ABC Closed Circuit. Instead of recycling the larger size fraction, the oversize product ...