Qingzhou Dazhong Grinding Steel Ball Co., Ltd.
Qingzhou Dazhong Grinding Steel Ball Co., Ltd.
[
Shandong,
China (Mainland) ]
Shandong, China (Mainland)
sddazhong
HRC 60-65
Coarse
Metal
| Packaging Details: | steel drums / container bags |
|---|---|
| Delivery Detail: | within 20 days after confirm the order |
HRC 60-65 Forged Grinding Ball
|
Name |
Chemical Composition(%) |
|||||
|
C |
Mn |
Si |
Cr |
S |
P |
|
|
50Mn |
0.48-0.56 |
0.7-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
60Mn |
0.57-0.65 |
0.7-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
65Mn |
0.60-0.70 |
0.9-1.2 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
B2 |
0.7-0.85 |
0.7-0.8 |
0.17-0.37 |
0.2-0.7 |
≤0.03 |
≤0.03 |
|
75SiMn |
0.7-0.90 |
0.7-1.2 |
0.4-0.8 |
≤0.25 |
≤0.03 |
≤0.03 |
|
Wear-resistant Alloy |
0.5-0.65 |
0.4-0.8 |
1.4-1.8 |
0.9-1.2 |
≤0.03 |
≤0.03 |
Diameter & Specifications of HRC 60-65 Forged Grinding Ball
|
Diameter (mm) |
Tolerance (mm) |
Weight of single ball in average | Number of piece of one ton ball in average |
Surface Hardness (HRC) |
Impact toughness (J/cm²) |
|
20mm 25mm 30mm 40mm 50mm |
+2 -1 |
32 64 110 263 513 |
31250 15625 9090 3802 1949 |
56-65 | ≥12 |
|
60mm 70mm 80mm 90mm 100mm |
+3 -2 |
888 1410 2104 2996 4110 |
1126 709 475 333 243
|
≥12 | |
|
110mm 120mm 130mm |
+4 -2 |
5457 7102 9030 |
182 140 110 |
≥12 | |
|
140mm 150mm |
+4 -3 |
11278 13871 |
88 72 |
53-60 | ≥12 |
Characteristics:
1) High hardness
2) Good wear-resistance
3) No breaking
4) No mal-roundness
Applied fields:
1) Metal Mines
2) Cement plants
3) Power stations
4) Chemical industry
