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Ring gear drives huge grinding mill Machine Design. By this summer, a grinding mill that is bigger around than a Boeing 747 will turn chunks of copper ore into gravelsized bits for smelting and refining. The largest ring gear ...

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Ring gear drives huge grinding mill - Machine… With inside dimensions of 36-ft diam. and 19-ft long, this semi-autogenous grinding mill (SAG — see next section) will use a 43-ft diam. ring-gear drive to transmit

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Ring gear drives huge grinding mill , Following the SAG mill will be two 9,000-hp ball mills, each one 20-ft in diam and 331/2-ft long, that do the finish grinding. More information; Increasing availability through advanced ...

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Ring gear drives huge grinding mill | Ring gear drives huge grinding mill. recycling large ones through the SAG mill and passing small ones to a ball mill, and the ring gear turns the mill.

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