— See this useful summary Table of Bond Work Index by Minerals. For any circuit, whether a crushing circuit, a rod mill, or a closed ball mill circuit, the Work Index always means the equivalent amount of …
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— Section snippets Grinding kinetics in the Bond rod-mill. Eq. (2) shows the grinding function of a test-sieve oversize at the time (t) obeys the law of first order … GSL can carry out Bond Rod Mill Work Index tests to determine the energy requirements for milling ore in a rod mill. The test requires a minimum of 20kg of -12.5mm material. … For the purposes of this paper, it is useful to classify three types of work indices: 1. A grindability measurement made in a laboratory work index apparatus, such as a ball mill … WEB — The specification for the apparatus to determining a "Bond" rod mill work index is first described in Bond & Maxson (1943). It states that the apparatus is a …
Rapid determination of Bond rod-mill work index by …
Bond Work Index Tests
BOND'S WORK INDEX: WHAT IT IS AND WHAT IT ISN'T
AMIT 135: Lesson 8 Rod Mills – Mining Mill Operator Training
Commentary on the apparatus of the Bond rod mill work …
For a rod mill–ball mill circuit, do not apply a mill diameter correction for the ball mill. If the rod mill feed is produced by open circuit crushing, use a factor of 1.2 for the rod mill …
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— To calculate Bond rod-mill work indices, the four samples were screened and the particle size distributions plotted in Fig. 2.The plot was used to find F 80 of the …
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