copper ore dressing: 1.more safe for workers 2.low consumption 3. ... for mine of iron,ore,copper,stone,ilmenite,chrome,titanium,hematile,tungsten,stannum,tin,tantalum,coumnium,manganese,gold,gem and so on. Kinds ... ,vibrating screens.advantage:1, Production time short2, Price low3,Reliable and simple to operatie4,satisfactory after-sales service