ボールミルにおける粉砕時間と産物の粒度との関係

書誌事項

タイトル別名
  • Relation between Size of Material and Grinding Time in Ball Milling
  • ボールミル ニ オケル フンサイ ジカン ト サンブツ ノ リュウド ト ノ カンケイ

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抄録

Samples of lime stone were ground in a laboratory ball mill to evaluate the energy-size reduction relationships.<BR>Both Gauding-Schuhmann and Rosin-Rammler functions are applicable to the size distributions of the grinding products in the fine sizes.<BR>When G-S function is used, the equation suggested by Charles may be applied.<BR>E=A [K1-n-α-n+1/αx01-n]<BR>where E is the grinding time, xo is the initial size, K and a are respectively the size modulus and distribution factor in G-S function, and A and n are constants.<BR>In the case where R-R function is used, the relation becomes such as the equation suggested one of the authors.<BR>E=A1 [b1-n-x01-n/T (a-n+1/a)]<BR>where b and a are respectively the absolute size constant and dispersion constant in R-R function.<BR>Above equations are also deduced in more simple forms by considering the rates of production of the various size fractions in ball milling.

収録刊行物

  • 日本鑛業會誌

    日本鑛業會誌 77 (876), 389-393, 1961

    一般社団法人 資源・素材学会

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