Comparison of the different ways of the ball bond work index determining

This paper was carried out with the purpose of reviewing, classifying and testing the existing methods for determination the Bond Ball Mill Index. | Comparison of the different ways of the ball bond work index determining International Journal of Mechanical Engineering and Technology IJMET Volume 10 Issue 03 March 2019 pp. 1180-1194. Article ID IJMET_10_03_120 Available online at http ijmet JType IJMET amp VType 10 amp IType 3 ISSN Print 0976-6340 and ISSN Online 0976-6359 IAEME Publication Scopus Indexed COMPARISON OF THE DIFFERENT WAYS OF THE BALL BOND WORK INDEX DETERMINING Vladislav Valerevich Lvov and Leonid Sergeevich Chitalov Department of Mineral Processing Faculty of Mineral Processing Saint-Petersburg Mining University Saint-Petersburg Russian Federation ABSTRACT When designing concentrating plants the selection of the technological comminution scheme for beneficiation the type quantity and size of the equipment the determination of optimal grinding regimes and the calculation of equipment loads are carried out by preliminary studies of grinding in semi-industrial or laboratory conditions. Semi-industrial tests ensure the most reliable information for calculating loads for equipment. However this requires a significant amount of ore samples a lot of labor and the pilot plants. Fred Bond published an article in 1961 which described the procedure for testing ores for a Bond Ball Index. This parameter is still one of the most demanded tools in the design evaluation and optimization of ball grinding plants around the world. However the testing methodology for the Bond Dall Index requires about 10 kg of sample the standardized equipment and takes an average of 6 to 12 hours. Many researchers have tried to find alternative methods for determining this Index - to reduce labor costs sample weight or to get one without standard equipment. This paper was carried out with the purpose of reviewing classifying and testing the existing methods for determination the Bond Ball Mill Index. The authors of the considered methods were Aksani B. and Somnez B. Todorovic D. Berry T. F. and Bruce .

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