Customization: | Available |
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Material: | Steel |
Content: | >90% |
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General Information | |
Product Name | Forged Grinding Balls |
HS Code | 73261100 |
Size Range | 10-160mm |
Specification | 45#, 50Mn, 60Mn, 65Mn, B2, B3, B4, B6, BL, BG |
Surface Hardness | 55-66HRC |
Impact Value | >12J/cm2 |
Dropping Test | 10,000-20,000 times |
Packaging | Bags, Steel drums, Containers |
Chemical Composition (%) | ||||||
Steel Specification | C | Mn | Si | Cr | S | P |
60Mn | 0.57-0.65 | 0.70-1.00 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
65Mn | 0.62-0.72 | 0.90-1.20 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
B2 | 0.72-0.85 | 0.70-0.90 | 0.17-0.36 | 0.40-0.60 | ≤0.035 | ≤0.035 |
B3 | 0.52-0.65 | 0.40-1.00 | 1.33-1.85 | 0.78-1.20 | ≤0.030 | ≤0.030 |
B4 | 0.65-0.75 | 0.50-0.70 | 1.20-1.40 | 0.85-1.00 | ≤0.025 | ≤0.025 |
B6 | 0.75-0.90 | 0.80-1.02 | 0.17-0.37 | 0.88-0.98 | ≤0.035 | ≤0.035 |
BU | 0.95-1.05 | 0.95-1.05 | 0.15-0.35 | 0.45-0.55 | ≤0.035 | ≤0.035 |
BL | 0.55-0.75 | 0.65-0.85 | 0.15-0.35 | 0.70-1.20 | ≤0.035 | ≤0.035 |
BG | 0.90-1.05 | 0.35-0.95 | 0.15-0.35 | 1.0-1.70 | ≤0.035 | ≤0.035 |
Physical Features | ||||
Steel Specification | Impact Value (J/cm2) | Surface Hardness (HRC) | Core Hardness (HRC) | Diameter (mm) |
60Mn | ≥12 | 55-66 | 45-65 | 10-160 |
65Mn | ||||
B2 | ||||
B3 | ||||
B4 | ||||
B6 | ||||
BU | ||||
BL | ||||
BG |