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EVALUATION OF HPGR AND VRM FOR DRY COMMINUTION OF

J o u r n a l o f Journal of Mining and Metallurgy 52 A 1 2016 11 25 Corresponding author alex jankovic com EVALUATION OF HPGR AND VRM FOR

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Measures such as described above lead to an increase in wear life at Los Colorados which today is reported to be at about 14 600 hours 1 1 2 Availability When designing a HPGR circuit matching capacity and availability with upstream and

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Energy Efficient Comminution Circuits – A modified grinding

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Comparative study of the use of HPGR and conventional wet and

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Improved characterisation of ball milling energy requirements for HPGR

Post print copy Please reference as Ballantyne G R Hilden M and van der Meer F 2017 Improved characterisation of ball milling energy requirements for HPGR products Minerals Engineering accepted reported efficiency benefits

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The high pressure comminution process causes micro cracks in the particles which lead to the liberation of minerals and a higher portion of fines HPGR treated minerals show better leaching performance because the micro cracks increase the particle contact

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The high pressure comminution process causes micro cracks in the particles which lead to the liberation of minerals and a higher portion of fines HPGR treated minerals show better leaching performance because the micro cracks increase the particle contact

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