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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 Material fed through the mill is crushed by impact and ground by attrition between the balls The grinding media are usually made of highchromium steel
calculation of ball mill grinding efficiency. dear experts . please tell me how to calculate the grinding efficiency of a closed ckt open ckt ball mill. in literatures it is written that the grinding efficiency of ball mill is very less less than 10. please expalin in a n excel sheet to calcualte the same.
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Get PriceBall Mill DesignPower Calculation - LinkedIn. 12122016 The ball mill motor power requirement calculated above as 1400 HP is the power that must be applied at the mill drive in order to grind the tonnage of feed from one size distribution. The ...
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Get PriceTable 1. Sampled ball mills design and operational parameters range Operating and Design Variables Values Mill diameter 3.2 4.8 m 1st chamber length 3.15 4.25 m 2nd chamber length 5.18 10.00 m Total fractional mill filling of 1st chamber length 29.00 32.98 Total fractional mill filling of 2nd chamber length 27.20 34.90
Get PriceThe ball impact energy on grain is proportional to the ball diameter to the third power 3 E K 1 d b. 3 The coefficient of proportionality K 1 directly depends on the mill diameter, ball mill loading, milling rate and the type of grinding wetdry. None of the characteristics of the material being ground have any influence on K 1.
Get PriceBall Mill DesignPower Calculation. Ball Mill PowerDesign Calculation Example 2 In Example No.1 it was determined that a 1400 HP wet grinding ball mill was required to grind 100 TPH of material with a Bond Work Index of 15 guess what mineral type it is from 80 passing inch to 80 passing 100 mesh in closed circuit.
Get PriceBall Mill Design Calculation Xls - chekpoint Beneficio ball mill design calculation xls Ball Mill Design Power Calculation Ball Mill Power Design Calculation Example 2 In Example it was determined that a 1400 HP wet grinding ball mill was required to grind 100 TPH of material with a Bond Work Index of 15 guess what mineral type it is from 80 passing inch to 80 passing 100 mesh .
Get Priceball mill design calculation software - efforts-symposium.de. A Total Apparent Volumetric Charge Filling including balls and excess slurry on top of the ball charge, plus the interstitial voids in between the balls expressed as a percentage of the net internal mill volume inside liners.
Get PriceA 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. Material fed through the mill is crushed by impact and ground by attrition between the balls. The grinding media are usually made of high-chromium steel.
Get PriceDesign Safer Chemicals ... What is ball milling A ball mill is a type of grinder used to grind materials into extremely fine powder. 7 . Major parameters for ball milling Temperature Size and Number of the balls Nature of the balls Rotation speed 8 .
Get PriceThe mill performance is evaluated and recommendations are formulated based on the past history of the mill operations, inspections, process measurements, feedproduct characteristics and grinding performance, in order to improve mill output and reduction in power consumptions in the ball mill system. DIAGNOSTIC STUDY History of mill operations
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