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Feb 08 2017 The operating principle of the ball mill consists of following steps In a continuously operating ball mill feed material fed through the central hole one of the caps into the drum and moves therealong being exposed by grinding media The material grinding occurs during impact falling grinding balls and abrasion the particles between the balls.

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For overflow ball mills the charge should not exceed 45 of the mill volume For grate discharge mills the charge should occupy about 50 of the mill volume Bond developed a relationship that can be used to determine the percent charge by volume as a function of the vertical height above the charge He and the radius of the mill R i.e

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Ball milling is a way to exfoliate graphite using lateral force as opposed to the Scotch Tape or sonication that mainly use normal force Ball mills like the three roll machine are a common occurrence in industry for the production of fine particles During the ball milling process there are

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