The Effect of Grinding Media on Mineral Breakage Properties of Magnetite Ores

Table 2

The third-stage fractal dimension of magnetite particle size distribution by grinding.

Steel ball diameter/mm	Coarse particle fractal dimension	Medium particle fractal dimension	Fine particle fractal dimension
10	2.7108	2.9961	2.6718
13	2.7270	2.9933	2.4950
16	2.7567	2.9831	2.1841
19	2.8317	2.9712	2.0945
22	2.8954	2.9636	2.0856
25	2.9302	2.9547	2.1051
28	2.9598	2.9531	2.0957
32	2.9882	2.9499	2.1336