bond inde mill for grinding chattisgarh (pdf) rapid determination ofbondrod-millworkindexby The jaw crusher (JC2000, 200 Â 130 mm jaw crusher, Labtech Essa Pty Ltd, Australia), the standard Bond rod-mill (Labtech Essa Pty Ltd, Australia) and ASTM sieves (ASTM Laboratory Sieves) were used in the process to determine all Bond rod-mill work indicThe laboratory rod-mill used here is 305 mm .
Get MoreBond Ball Mill Work Index, BWi, kWh/t 134 Bond Rod Mill Work Index, RWi, kWh/t 181 Table 1 Example of AG/SAG Ball Mill Circuit Wio Calculations [1] [2] ABstrAct Optimum use of power in grinding, both in terms of grinding efficiency and use of installed capital, can have a large effect on profitability
Get Morerod mill work index has not been de ned as yet The ball ﬁ mill work index is con rmed at 16 kWh/t The operating ﬁ work index, though, is in the range of 21 kWh/t to 25 kWh/t showing high inefﬁ ciency This raises the point that, in some cases, the Bond EF4 oversize factor calculation is ,
Get MoreThe Work Index is used when determining the size of the mill and grinding power required to produce the required ore throughput in a ball mill 2 Procedure 21 Bond Ball Mill Grindability The sample was crushed to 100% passing 6 mesh (335mm), from this a 700 cc volume was
Get Morework index approximate value is exactly the same as in the first two grinding cycles of the standard Bond test and consists of the program Prepare a sample, the same as for the standard Bond .
Get MoreJun 06, 2015· This Grindability Test or Bond Ball Mill Work Index Procedure is used to determine the Bond Work Index of minus six mesh or finer feed ore sampl These equation application methods are used to process
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