rock crusher cmc for ores process machine babwe

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Crusher - Wikipedia

A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different...

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Rock Crusher History - 911 Metallurgist

Apr 27, 2017 ... History tells us, it was in 1830, the first US patent was issued on a crushing machine. ... In the milling of precious metal ores, stamp mills were popular as the final reduction machine. ... Many small process plants consisted of one crusher, either jaw or gyratory rock crushers, one elevator and one screen.

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