Mill Grinding Balls, Grinding Cylpebs and Grinding Rods
40mm -120mm Steel Grinding Rod
PRODUCT PARAMETERS
Description
Steel grinding rods are a type of grinding media used in rod mills for crushing and grinding materials such as ores, coal, limestone, and other industrial raw materials. They are commonly used in mining, metallurgy, cement, and chemical industries.
Diameter tolerance and length tolerance
| Diameter(mm) | Length(mm) | Diameter tolerance(mm) | Length tolerance(mm) |
| 40-120 | 2000-6000 | -1.6-0.2 | -20-0 |
Technical specification
| Impact value(J/cm2） | Hardness（HRC） | Breakage rate | Drop times(times) | Straightness |
| 5-7 | 45-55 | <1% | ≥10 | 2/1000 |
Chemical composition
| Material | C（%） | Si（%） | Mn（%） | Cr（%） | Cu（%） | Mo（%） | P（%） | S（%） | Ni(%) |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.80 | 0-0.25 | 0-0.25 | 0-0.30 | 0-0.035 | 0-0.035 | 0-0.30 |
| 60Mn | 0.57-0.65 | 0.17-0.37 | 0.70-1.0 | 0-0.25 | 0-0.25 | 0-0.30 | 0-0.035 | 0-0.035 | 0-0.30 |
| 65Mn | 0.62-0.70 | 0.17-0.37 | 0.90-1.0 | 0-0.25 | 0-0.25 | 0-0.30 | 0-0.035 | 0-0.035 | 0-0.30 |
| 40Cr | 0.37-0.45 | 0.17-0.37 | 0.50-0.8 | 0.80-1.1 | 0-0.25 | 0-0.30 | 0-0.035 | 0-0.035 | 0-0.30 |
| 42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.2 | 0-0.03 | 0.15-0.25 | 0-0.035 | 0-0.035 | 0-0.30 |
| B-2 | 0.70-0.80 | 0.17-0.37 | 0.70-0.80 | 0.50-0.60 | 0-0.25 | 0-0.30 | 0-0.035 | 0-0.035 | 0-0.30 |
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FAQs
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