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Description:
/p>130mm | 8.74 | 114 |
B)Chemical Composition
1. Low-Chrome grinding steelballs
a) Chemicalcomposition
C:2.0-3.5 Si:1.2max Mn:1.0max P:0.15max S:0.25max Cr:0.5-1.5
b)Hardness HRC45Min
2. Medium-Chrome grinding steelballs
a) ChemicalComposition
C:2.0-3.2 Si:1.0max Mn:0.3-1.0 P:0.15max S:0.25max Cr:3.0-5.5
b)Hardness HRC 48Min
3.High-Chrome grinding steelballs
a) Chemical Composition
C:1.8-3.2 Si:0.3-1.2 Mn;0.3-1.0 P:0.10max S:0.10max Cr:10-10.5
b) Hardness HRC56-66
