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Ί'Ιιίs l!ook tlπo\o\' S nι>w liglιt on the internal ιηeclHωics of mills. lt covers among others thc following aspects: Ball, tube, rod, ρebl>le, IHιtclι, grate-discharge, trunnion-overfiow, lιarc]inage and airswept mills; open- and closed-circuit grinding; dry and wet milling; contamination of products. Single ball in mill; cascading; cataracting; equilibrium surface of charge, etc. The power to drive a mill. Perfect crystals; heterogeneous boclies; crushing a single particle; scale effects; effects of impact velocity. Dirnensional analysis; rate of g1·inding. Effect of pulp consistency ση preferential grinding; influence of shape of grinding media; size distribution of grinding media: rate of flow through continuous mills. Surging; lifters; vib!'ation frequency spectrum: clestruction of geal'ing. Rose 's tlιeory of metal \vear; factors affecting ball wear; influence of coπosion. The l'ole of aclditives in milling.
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TR EA TI SE ΟΝ ΤΗΕ IN TE RN AL ME CH AN IC S OF
BALL, TU BE AN D R O D MILLS by Η. Ε. RO SE D.Sc .(Eng .) , Ph.D . AND
R.
Μ. Ε.
SU LLI VA N
B.Sc.(Eng .)
~ Ι'Π
1 9 5 8 CHE MIC AL PUB LIS HIN G CO., INC . 212 Fijt h Ave nue New York , Ν. Υ.
FOREWORD by PROFEssoR DR .-ING. RoBERT MELDAU
First published • 1958 Chemical Publisl1in g· Co., lnc. Νe1-ν York
Ι ι ι wi ιl1. onsidera ble pleasure that Ι write this Foreword Ι ιι 1 l ιoo k , written by Dr. Rose, d evoted to the analysis of Ι l ι1 i ι1((• ι· n al p rocesses of the family of mills which h ave
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I ι ι ι • l ι η ν ί ηg grinding media. I ) ι , I ose is well-known to the F achgruppe "Staubιι ι I Ιι ι i l