Grinding & Classification Circuits

Grinding & Classification Circuits 2017-03-23T09:46:37+00:00
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SAG Mill Operating Work Index (1 reply)

1 year ago
PERTHIAS 1 year ago

A SAG mill operates with a 10000 hp motor. Typical power draw is 80% of maximum. The 80% passing feed size to the mill is 5 inches and the mill discharge has an 80% passing size of 2.1mm. How do i calculate the Operating Work Index for this mill if the feed tonnage rate is 1200t/h?

1 year ago
David 1 year ago

Try this SAG Mill Operating Work Index Calculator

It looks like 6.6 kWh/ton

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