MILL FILLING DEGREE:

This tool calculates the percent ball mill filling degree from one of the methods below:
1) Using the effective mill diameter and free height above ball load.
2) Using the effective mill diameter, number of exposed and total lifter rows.
To calculate the filling degree from the absorbed power without entering the mill, please click here.


To use:

Enter the mill diameter inside the liners.

Enter the free height above the ball load (method 1).

Enter the number of exposed and total lifter rows (method 2).

Scroll down to see the result.

Watch a Youtube video example.

Method 1: Measuring free height above ball load:

Mill diameter inside liners (m):
Free height above the load (m):

Method 2: Counting the exposed lifter rows:

Mill diameter inside liners (m):
Total number of lifter rows:
Number of Exposed lifter rows: