WEBJan 1, 2009 · Section snippets Grinding kinetics in the Bond ball mill. Tests of grinding kinetics in the Bond ball mill (Fig. 1, Fig. 2) has shown that over a shorter grinding period, the process follows the law of first order kinetics R = R 0 ekt where R = testsieve oversize at the time (t); R 0 = test sieve at the beginning of grinding (t = 0); k: grinding rate .
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WhatsApp: +86 18203695377WEBFeb 1, 2016 · A specific energybased size reduction model for batch grinding ball mills was reported in a previous paper (Shi and Xie, 2015). ... (60 ml, approximately 40–50 ... they indie that the Bond ball mill work index is equal to kWh/ton, which corresponds to a mineral with the presence of chalcopyrite. ...
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WhatsApp: +86 18203695377WEBJul 31, 2015 · This grindability test is conducted in a. Bond ball mill of ΦD/L = / m dimensions at the speed of 70 rpm. The. mill is loaded with kg standard sized balls and 700 cm 3 of ...
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