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Ball mil design calculation? – Yoo! Answers. Apr 01, 2008 · Ball mills are normally operated at around 75% of critical speed, so a mill with diameter 5 metres ...
The critical speed of ball mill is given by, where R = radius of ball mill; r = radius of ball. For R = 1000 mm and r = 50 mm, nc = rpm. But the mill is operated at a speed of 15 rpm. Therefore, the mill is operated at 100 x 15/ = % of critical speed.
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What it is the optimun speed for a ball mill ? posted in Pyrotechnics: I have done a ball mill, recenly finished, but the motor has too rpms, is too fast for use ...
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How can I calculate ball mill critical speed? Update Cancel. No Answers Yet. Answer Wiki. Related Questions. What is rod mill? What are ball mills used for?
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Critical rotation speed of dry ballmill was studied by experiments and by numerical simulation using Discrete Element Method (DEM). The results carried out by both ...
Mill Speed Critical Speed . (calculate) the correct or optimum ball size that allows for the best and optimum/ideal or target grind size to be achieved . >>Chat Online
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Ball mills have been successfully run at speeds between 60 and 90 percent of critical speed, but most mills operate at speeds between 65 and 79 percent of critical speed. Rod mills speed should be limited to a maximum of 70% of critical speed and preferably should be in the 60 to 68 percent critical speed range.
How can you design of ball mill Answers. What is a ball mill and how does it function? Ball Mill is widely used in metal and nonmetal mines, building materials and ...
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