3912 XXXI International Mineral Processing Congress 2024 Proceedings/Washington, DC/Sep 29–Oct 3
0
20
40
60
80
100
0 2 4 6 8
Ecs (kWh/t)
Sample A
Hard (Axb38)
Medium (38Axb67)
Soft (Axb67)
0
20
40
60
80
100
0 2 4 6 8
Ecs (kWh/t)
Sample B
Hard (Axb38)
Medium (38Axb67)
Soft (Axb67)
0
20
40
60
80
100
0 2 4 6 8
Ecs (kWh/t)
Sample C
Hard (Axb38)
Medium (38Axb67)
Soft (Axb67)
0
20
40
60
80
100
0 2 4 6 8
Ecs (kWh/t)
Sample D (Pebbles of Sample C)
Hard (Axb38)
Medium (38Axb67)
Soft (Axb67)
Figure 6. JKMRC breakage model fitted to three competence components of hard, medium and soft
SAMPLE C
Hard
Medium
Soft
11%
45%
44%
SAMPLE D
(SAMPLE C Pebbles)
Hard
Medium
Soft
14%
4%
81%
Figure 7. Estimated distribution of competence components within Sample C and its pebbles (Sample D)
t
(%)
t
(%)
t
(%)
t
(%)