The 2nd stage of the test measures the Bond Ball Mill Work Index on SAG ... Bond ball mill work index, Sd-BWI (kWh/t), are then used to calculate the total energy to ... SAGDesign™ testing implements first principle technologies developed by...

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published his method of energy calculation with an index called Bond work index (Bond 1961). In the 1970s, the ... SAG mills and AG mills, not to mention balls mill as well. The principal advances made with DEM are discussed ... ture was the advancement of Bond's formula (Bond 1961) for mill power prediction. The torque.

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