... high crushing ratio 3 Easy operation, Sand Making Machine:Sand maker is the new type efficient stone crushing ... 0—5mm,.This machine is widely used in crushing rock, abrasive, refractory, cement clinker, quartzite ,iron ore, concrete aggregate ... the density of piling up is high and the iron pollution is low .7. The working noise is ... %)(-8mm60~90)5600×φ2950×400022000 2011 Hot Selling Sand Making Machine