Qingzhou Dazhong Grinding Steel Ball Co., Ltd.
Qingzhou Dazhong Grinding Steel Ball Co., Ltd.
[
Shandong,
China (Mainland) ]
Shandong, China (Mainland)
sddazhong
media steel
Coarse
Metal
| Packaging Details: | steel drums / container bags |
|---|---|
| Delivery Detail: | within 20 days after confirm the contract |
1.Material:steel
2.Diameter:20mm-150mm
3.Applied fields:mines,cement plants.chemical industries,etc.
4.Quickly delivery time
Forged Media Steel Grinding Balls have 4 types as follows:
1.60Mn Forged Media Steel Grinding Ball
Diameter: 20mm-150mm
Hardness: HRC 53-62
Chemical elements:Cr: 0.25max C: 0.55-0.65 Si:0.17-0.37 Mn: 0.7-1.0 S&P: 0.04max
2.65Mn Forged Media Steel Grinding Ball
Diameter: 20mm-150mm
Hardness: HRC57-63
Chemical elements:Cr: 0.25max C: 0.62-0.70 Si: 0.17-0.37Mn: 0.9-1.2 S&P: 0.035max
3.75MnCr Forged Media Steel Grinding Ball
Diameter: 20mm-150mm
Hardness: HRC60-65
Chemical elements:Cr: 0.4-0.6 C:0.72-0.92 Si: 0.17-0.37 Mn: 0.7-1.0 S&P: 0.04max
4.60Si2CrV Forged Media Steel Grinding Ball
Diameter: 20mm-150mm
Hardness: HRC60min
Chemical elements:Cr: 0.9-1.2 C: 0.56-0.64Si: 1.4-1.8 Mn: 0.4-0.7 S & P: 0.03max
Casting Media Steel Grinding Ball
Product Description
|
Model |
Mechanical properties |
Microstructure |
|
|
HRC |
Times of falling (5m) |
||
|
Low Chromium |
≥45 |
8000 |
P+C |
|
Medium Chromium |
≥55 |
10000 |
P+C |
|
High Chromium |
≥60 |
10000 |
M+C |
Chemical Composition(%)
|
Model |
Chemical Composition |
|||||
|
|
C |
Si |
Mn |
Cr |
P |
S |
|
Low Chromium |
2.3-3.4 |
≤1.5 |
0.7-1.5 |
1.3-2.7 |
≤0.1 |
≤0.1 |
|
Medium Chromium |
2.2-2.8 |
0.5-1.0 |
0.7-1.0 |
11.0-15.0 |
≤0.1 |
≤0.1 |
|
High Chromium |
2.4-3.2 |
0.5-0.8 |
0.7-1.2 |
15.0-18.0 |
≤0.1 |
≤0.1
|
