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PAPER 3 Comparison of Ore Hardness Measurements for Grinding Mill Design for the Tenke Project John Starkey1, Principal Consulting Engineer David Meadows2, Manager Mineral Processing Development 1 Starkey Associates

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Measuring ore grindability in balls mills. The Bond Ball Mill Work Index is a measure of the resistance of the material to grinding in a ball mill. It can be used to determine the grinding power required for a given throughput of material ...

Bond Work Index Tables (Wi) Scribd These work indexes can be used for the determination of tumbling mills (rod, ball mills) power. Thus, the suitable mill . Bauxite Cement clinker. Cement (raw) Coke Copper ore. Diorite Dolomite ...

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2011/10/01· The Bond rod mill grindability test is a widely used tool to estimate the response of ores to rod milling. However, the mass of ore required to conduct the test, which can typically vary from about 8 to as much as 20kg ...

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Comparison of UCS to Bond Work Indices Siddall et al (1996) identified the ratio of Bond rod mill Work Index and ball mill Work Index as being indicative of an ore''s ... BALL MILLS, ROD MILLS BOND INDEX MILLS properties of ...

A BBMWI test is a standard test for determining the Bond Ball Mill Work Index of a sample of ore. The BBMWI is a measure of the resistance of the material to Get Price Online Procedure for Determination of Ball Bond Work ...

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07 Feed material: Iron ore Feed quantity: 50 t/h Work Index acc. to Bond: kWh/t Feed size F 80: 3,000 μm Product size P 80: 60 μm Dry grinding in closed circuit Values from table: W F = kWh/t W P = kWh/t W = W

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