It is mainly used for processing and crushing of feldspar, quartz, iron ore and other raw materials. Also it applies to the production, fine crushing and intermediate crushing of grinding materials, refractory, cement, steel, slag powder, copper ore, iron ore, gold ore, concrete aggregate, asphalt concrete and other hard, brittle materials with, serving as a kind of high efficient and energy saving gravel sand making equipment http://www.nadomining.com/