Product Details
Forged Grinding Balls for Mining and Other Applications
Diameter |
Equipment |
100-160mm(4"-6 1/2'') |
SAG mills |
20-100mm(4/5''-4'') |
Ball mills |
Detailed DescriptionSpecification
Ball diameter |
Diameter tolerance |
Weight of single ball in average |
Number of piece of one ton ball in average |
Surface hardness |
Core hardness |
Impact toughness |
(mm) |
(mm) |
(g) |
(pcs) |
(HRC) |
(HRC) |
(J/c) |
Φ20 |
+2,-1 |
32 |
31250 |
60-67 |
57-62 |
≥12 |
Φ25 |
+2,-1 |
64 |
15625 |
60-67 |
57-62 |
≥12 |
Φ30 |
+2,-1 |
110 |
9090 |
60-67 |
57-62 |
≥12 |
Φ40 |
+2,-1 |
263 |
3802 |
60-67 |
57-62 |
≥12 |
Φ50 |
+2,-1 |
513 |
1949 |
60-67 |
57-62 |
≥12 |
Φ60 |
+3,-2 |
888 |
1126 |
58-65 |
50-56 |
≥12 |
Φ70 |
+3,-2 |
1410 |
709 |
58-65 |
50-56 |
≥12 |
Φ80 |
+3,-2 |
2104 |
475 |
58-65 |
50-56 |
≥12 |
Φ90 |
+3,-2 |
2996 |
333 |
58-65 |
50-56 |
≥12 |
Φ100 |
+3,-2 |
4110 |
243 |
58-65 |
50-56 |
≥12 |
Φ110 |
+4,-2 |
5457 |
182 |
55-63 |
48-55 |
≥12 |
Φ120 |
+4,-2 |
7102 |
140 |
55-63 |
48-55 |
≥12 |
Φ130 |
+4,-2 |
9030 |
110 |
55-63 |
48-55 |
≥12 |
Φ140 |
+4,-2 |
11278 |
88 |
55-63 |
45-50 |
≥12 |
Φ150 |
+4,-2 |
13871 |
72 |
55-63 |
45-50 |
≥12 |
Chemical Components
Type |
Chemical components |
|
C |
Mn |
Si |
Cr |
S |
P |
45# |
0.42-0.50 |
0.50-0.8 |
0.17-0.37 |
≤0.25 |
≤0.045 |
≤0.040 |
50Mn |
0.48-0.56 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
60Mn |
0.57-0.65 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
65Mn |
0.60-0.70 |
0.90-1.2 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
B2 |
0.75-0.85 |
0.70-0.9 |
0.17-0.37 |
0.5-0.8 |
≤0.030 |
≤0.030 |