Ball mil design calculation Yahoo Answers nbsp 32 There exists a speed of rotation the quot critical speed quot at which the contents of the mill would simply ride over the roof of the mill due to centrifugal action The critical speed rpm is given by nC 42 29 d where d is the internal diameter in metres Ball mills are normally operated.
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Ball mil design calculation Yahoo Answers nbsp 0183 32 There exists a speed of rotation the quot critical speed quot at which the contents of the mill would simply ride over the roof of the mill due to centrifugal action The critical speed rpm is given by nC 42 29 d where d is the internal diameter in metres Ball mills are normally operated.
· Ball mil design calculation? – Yahoo! Answers Apr 01, 2008 · Ball mills are normally operated … m is the total mass…
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ball mill calculation – CGM Grinding Plant. Ball mil design calculation? – Yahoo! Answers. Apr 01, 2008 · Best Answer: A ball mill is a horizontal cylinder partly filled with steel balls (or occasionally other …
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Ball mil design calculation? | Yahoo Answers... A ball mill is a horizontal ... Ball mills are normally operated at around 75% of critical speed, so a mill ... I need to design a l end discharge ball ... How to calculate blade tip speed, and more. To find tip speed, we need the rotor diameter and rotational rate. So assume a rotor diameter of ...
Ball mil design calculation Yahoo Answers. Mar 31, 2008 Best Answer A ball mill is a horizontal cylinder partly filled with steel balls or occasionally other shapes that rotates on its axis, imparting a tumbling and cascading action to the balls. More Details.
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Ball mil design calculation Yahoo Answers. Mar 31 2008 0183 32 Modern installations draw power of 2-10 MW The power in kW required to turn a ball mill is approximated by P = 0285 d 1073-j m n where d is the internal diameter in metres j is the fraction of the mill volume occupied by media m is the total mass of media in the mill in tonnes and n ...
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Ball mil design calculation? Yahoo Answers. Mar 31, 2008 where can I find necessory steps to follow the calculations. Ball mills are normally operated at around 75% of critical speed, so a mill . Calculate and Select Ball Mill Ball Size for Optimum Grinding
· BALL MILL DRIVE MOTOR CHOICES. directly connected to the mill torque tube. Since the speed of these … gear driven mill. For the power supply … speed is given by the following calculation: ... Ball mil design calculation? – Yahoo! Answers ...
· First find the radius by dividing 19 by 2*pi which is 3.023943919 cm Surface area of a sphere (the ball) = 4*pi*radius2 Surface area = 4*pi*3.0239439192 => 114.9098689 Surface area of the ball ...
How To Calculate Critical Speed Of A Ball Mill. Ball mil design calculation yahoo answers nbsp there exists a speed of rotation the quot critical speed quot at which the contents of the mill would simply ride over the roof of the mill due to centrifugal action the critical speed rpm is given by nc d where d is the internal diameter in metres ball mills are normally operated.
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Ball Mil Design Calculation Yahoo Answers Mar 31, 2008 Modern installations draw power of 2-10 MW. The power in kW required to turn a ball mill is approximated by P 0.285 d 1.073-j m n where d is the internal diameter in metres, j is the fraction of the mill volume occupied by media, m is the total mass of media in the mill, in tonnes, and n is ...
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Ball Mill Design Calculation In Mining Project - . Jan 13, 2014 ... Ball mill design calculation. Posted at: September 27, 2013 Calculations for mill motor power, mill speed and media charge Calculations for mill...
· In Grinding, selecting (calculate) the correct or optimum ball size that allows for the best and optimum/ideal or target grind size to be achieved by your ball mill is an important thing for a Mineral Processing Engineer AKA Metallurgist to do. Often, the ball used in ball mills is oversize "just in case". Well, this safety factor can cost you much in recovery and/or mill liner wear and tear.
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