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Crusher - Wikipedia

A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. ... The earliest crushers were hand-held stones, where the weight of the stone provided a boost to muscle power, used .... A typical processing line at a mine might consist of a crusher followed by a SAG mill followed by a ball mill.

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Ball mill maintenance - Prime Machine, Inc.

Industrial Crusher maintenance and rebuilds · Kiln Maintenance · Gearboxes and Drives · Jaw ... Ball mill maintenance- our shop and field crews make a unique combination to ... The shop is fully equipped with the large machining, fabrication, and ... Our mechanics are experienced at removing and installing large bearings.

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