process and design of ball mill
L D Ratio in Overflow Ball Mill Design Operation. Oct 26 2017 L D Ratio in Overflow Ball Mill Design Operation Ball mill shape factors in the period prior to 1927 averaged 1.1/1 for 29 center discharge mills and 1.0/1 for 30 peripheral discharge mills With the resumption of new plant construction after the 1930 s depression the Morenci concentrator continued the 1/1 ratio with its 3.1 x 3.1 m 10