B2 B3 Steel Low Breakage Steel Grinding Media Balls For Ball Mill Grinding
Product description
1.18 years on grinding ball manufacturing and exporting.
2. Delivery within 15 days.
3. Full transport insurance.
4. Sell to 32 countries on 5 continents.
5. One-stop grinding ball solution in Miaochuan company
Specification:
Chemical Compositionof forged steel grinding ball | ||||||
Materials | C | Mn | Si | Cr | S | P |
45# | 0.42-0.50 | 0.5-0.8 | 0.17-0.37 | 0.25 | ≤0.030 | ≤0.030 |
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 |
75MnCr | 0.70-0.85 | 0.7-0.8 | 0.17-0.37 | 0.20-0.60 | ≤0.030 | ≤0.030 |
Specification of Forged Steel Grinding Ball | ||||
Diameter | Diameter Tolerance |
Weight / ball | Surface Hardness | Impact Toughness |
(mm) | (mm) | (g) | (HRC) | (j/cm 2 ) |
Φ20 | ±2 | 33 | 60-68 |
≥12J/CM2 |
Φ25 | ±2 | 65 |
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