Critical Speed On A Ball Mill

Critical Speed On A Ball Mill

The SAG mill was designed to treat 2 065 t h 1 of ore at a ball charge of 8 volume total filling of 25 volume and an operating mill speed of 74 of critical The mill is fitted with 80 mm grates with total grate open area of 7 66 m 2 Hart et al 2001 A 4 5 m diameter by 5 2 m long trommel screens the discharge product at a cut size.

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