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Monday, 11 February 2019

MAXIMUM BALL SIZE IN MILL - GRINDING MEDIA

 MAXIMUM BALL SIZE OF GRINDING MEDIA IN MILL

You can calculate the maximum size of ball in ball mill by using following input parameters:
1. Feed Size
2. Specific Weight of Feed
3. Bond Work Index
4. Mill Speed
5. Effective Diameter of Mill

you can also calculate the following mill calculation by clinking below:



Calculate Maximum Ball Size
Input Data:
1 Feed size (sieve size in mm which retains 20% material), mm F
2 Specific weight of feed material, gm/cm3 SG
3 Bond's work index, kWh/t Wi
4 Mill speed as %critical, % %C
5 Mill effective diameter, mts Deff
Formula:
Maximum Ball Size in Ball Mill in mm
36 * F^0.5 * { ( SG * Wi ) / ( %C * Deff^0.5 ) }^0.333
Calculation
Feed size (sieve size in mm which retains 20% material), mm 15
Specific weight of feed material, gm/cm3 3
Bond's work index, kWh/t 15
Mill speed as %critical, % 75
Mill effective diameter, mts 5.1
36*SQRT(F)*((SG*Wi)/(%C*SQRT(Deff)))^(1/3)
RESULT: 89.6 mm




You can also calculate following calculation by clicking them below:

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