# calculation example ball mill draw power

• ### Ball Mill Design/Power Calculation

2018/04/08 · The basic parameters used in ball mill design (power calculations), rod mill or any tumbling mill sizing are; material to be ground, characteristics, Bond Work Index, bulk density, specific density, desired mill tonnage capacity DTPH, operating % solids or pulp density, feed size as F80 and maximum ‘chunk size’, product size as P80 and …

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• ### Ball Mill Design/Power Calculation - LinkedIn

2016/12/12 · Ball Mill Power Calculation Example A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work index of 15 and a size distribution of 80% passing ¼ inch (6350...

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• ### CALCULATION OF THE POWER DRAW OF DRY MULTI ...

Calculation of the power draw of dry multi-compartment ball mills 223 Where gross power is the power input to the motor, no-load power is the power input to the motor when the mill is empty, charge-motion power is the power

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• ### calculation example ball mill draw power

calculation example ball mill draw power Aug , calculation of ball mill capacity the production capacity of the ball mill is determined by the amount of material required to be ground, and it must have a certain margin when designing ...

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• ### ball mill power draw calculation

the ball mill energy being used to grind target (oversize) particles. This paper describes ... Definitions and example calculation. The typical closed ball mill ... the mill power draw, it is directly related to overall circuit efficiency and

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• ### GROSS POWER CALCULATOR - SMC Testing

power draw of an AG/SAG mill to drop can be gauged by switching the discharge mechanism choice in the model from grate to overflow when predicting the power draw of an AG/SAG mill. www.smctesting.com 4 Figure 10 2000 ...

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• ### Bond formula for the grinding balls size calculation

2017/10/25 · In our example, the grinding balls diameter needed to load into the mill must be equal to 40-50 mm. Let’s sum up. The grinding balls diameter determined by the Bond formula has a recommendatory character and serves as a starting point for calculating the necessary proportion grinding media feeding a new mill.

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• ### power calculation formula of ball mill

Ball mill calculation power calculation milling stepover distance calculator in many milling operations the cutting tool must step over and make several adjacent cuts to complete machining a feature as a result a small cusp of material ...

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• ### AMIT 135: Lesson 7 Ball Mills & Circuits – Mining Mill ...

The ball size factor, F B, is added to the mall shaft power for mill sizes greater than 3.3 meters:Fâ†“B – 1.102 (dâ†“max – 12.5D / 50.8) kW/t Other Rowland & Kjos Power Draw Corrections

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• ### TECHNICAL NOTES 8 GRINDING R. P. King

Additional power is required to keep the mill rotating. 8.1.3 Power drawn by ball, semi-autogenous and autogenous mills A simplified picture of the mill load is shown in Figure 8.3 Ad this can be used to establish the essential of a ...

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• ### How to Size a Ball Mill -Design Calculator & Formula

2018/04/08 · ﻿ A) Total Apparent Volumetric Charge Filling – including balls and excess slurry on top of the ball charge, plus the interstitial voids in between the balls – expressed as a percentage of the net internal mill volume (inside liners). B) Overflow Discharge Mills operating at low ball fillings – slurry may accumulate on top of the ball charge; causing, the Total Charge Filling Level to ...

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• ### Application of Operating Work Indices in Autogenous ...

Ball Mill Wio, BWio 8.6 Circuit Wio, OWio 14.6 Bond Ball Mill Work Index, BWi, kWh/t 13.4 Bond Rod Mill Work Index, RWi, kWh/t 18.1 Table 1. Example of AG/SAG Ball Mill Circuit Wio Calculations  …

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• ### calculation of for ball mills grinding power

Ball Mill Design/Power Calculation LinkedIn Dec 12, 2016 Ball Mill Power Calculation Example A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a index of 15 and a size distribution of Get Price

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• ### calculation transmission power of wet ball mill tube mills ...

Calculation Of Ne Ball Mill Power Ball Mill Design/Power Calculation LinkedIn. Dec 12, 2016Ball Mill Power Calculation Example A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work index of 15

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• ### CALCULATION OF BALL MILL GRINDING EFFICIENCY ...

2013/03/08 · re CALCULATION OF BALL MILL GRINDING EFFICIENCY I never hear about grinding efficiency and it will depend on % of load, velocity across the mill, blain, Separator efficiency , recirulation load , specific power consumtpion by

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