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Model
1: Mill dia in meter & power draw in KWh/metric ton
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Model Input
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Model Output
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D, Mill diameter inside liners in meters
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Wet Overflow Discharge
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Kwb, Kilowatts/(metric tonne of balls)
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Vp, Fraction of mill
volume loaded with balls
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kW Drawn by Mill at Pinion
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fCs, Fraction of critical
speed
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HP Drawn by Mill @ Pinion
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B, Ball size in millimeters
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Wet Grate Discharge
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Kwb, Kilowatts/(metric tonne of balls)
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Ss, Ball size fractions
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kW Drawn by Mill at Pinion
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Ball Mill Length (m)
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HP Drawn by Mill @ Pinion
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Tonnes of Balls in Mill
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Dry Grate Discharge
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Kwb, Kilowatts/(metric tonne of balls)
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Input Grinding Ball Bulk
Density from Table A (kg/m3)
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kW Drawn by Mill at Pinion
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HP Drawn by Mill @ Pinion
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Model 2: Mill dia in
feet & power draw in KWh/short ton
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Model Input
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Model Output
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D, Mill diameter inside liners in feet
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Wet Overflow Discharge
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Kwb, Kilowatts/ (short tonne of balls)
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Vp, Fraction of mill
volume loaded with balls
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kW Drawn by Mill at Pinion
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fCs, Fraction of critical
speed
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HP Drawn by Mill @ Pinion
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B, Ball size in inch
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Wet Grate Discharge
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Kwb, Kilowatts/ (short tonne of balls)
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Ss, Ball size fractions
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kW Drawn by Mill at Pinion
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Ball Mill Length (ft)
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HP Drawn by Mill @ Pinion
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Short Tons of Balls in Mill
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Dry Grate Discharge
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Kwb, Kilowatts/ (short tonne of balls)
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Input Grinding Ball Bulk
Density from Table A (lb/ft3)
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kW Drawn by Mill at Pinion
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Disclaimer
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