Rock Crushers - Gold Panning, Sluicing, Dredging ...
Jan 08, 2014· Commercially, rock crushing is done in multiple steps. You should consider the same type of set up. My suggestion is that you consider a small jaw or cone crusher that will take 4 inch minus and take it down to 1/2 minus, then take the 1/2 minus and use your existing crusher to go down to minus 100.