Forged Steel Ball for Grinding Ball Mill
Forged steel ball for grinding ball mill
The Types of Forged Steel Ball:
Low Carbon Forged Steel Ball
Middle Carbon Forged Steel Ball
High Carbon Forged Steel Ball
B1 Forged Steel Ball
B2 Forged Steel Ball
B3 Forged Steel Ball
1.Low Carbon Forged Steel Ball
Model |
20mm-160mm |
Name |
Low Carbon Forged Steel Ball |
Chemical Composition |
C:0.42-0.50,Si:0.17-0.37,Mn:0.5-0.8,Cr:0.25,Cu:0.25,Mo:0.30 |
Hardness |
≥45HRC |
Breakage Rate |
≤1% |
Impact Value |
12J/cm2 |
Out of Roundness Rate |
≤1% |
|
Processing Technic |
Round Steel→Furnace Heating→Preforging→Roll Forging→Automatic Isothermal Transfer →Quenching→Feeding into Temper Tank→Transporting to Warehouse |
2.Middle Carbon Forged Steel Ball
Model |
20mm-160mm |
Name |
Middle Carbon Forged Steel Ball |
Chemical Composition |
C:0.48-0.56,Si:0.17-0.37,Mn:0.7-1.0,Cr:0.25,Cu:0.25,Mo:0.30 |
Hardness |
≥48HRC |
Breakage Rate |
≤1% |
Impact Value |
12J/cm2 |
Out of Roundness Rate |
≤1% |
|
Processing Technic |
Round Steel→Furnace Heating→Preforging→Roll Forging→Automatic Isothermal Transfer →Quenching→Feeding into Temper Tank→Transporting to Warehouse |
3.High Carbon Forged Steel Ball
Model |
20mm-160mm |
Name |
High Carbon Forged |
Chemical Composition |
C:0.60-0.70,Si:0.17-0.37,Mn:0.7-1.0,Cr:0.25,Cu:0.25,Mo:0.30 |
Hardness |
≥55HRC |
Breakage Rate |
≤1% |
Impact Value |
15J/cm2 |
Out of Roundness Rate |
≤1% |
|
Processing Technic |
Round Steel→Furnace Heating→Preforging→Roll Forging→Automatic Isothermal Transfer →Quenching→Feeding into Temper Tank→Transporting to Warehouse |
4.B1 Forged Steel Ball
Model |
20mm-160mm |
Name |
B1 |
Chemical Composition |
C:0.52-0.65,Si:0.17-0.37,Mn:0.6-1.2,Cr:0.25max,Cu:0.25,P:0.035max,S:0.035max |
Hardness |
≥50HRC |
Breakage Rate |
≤1% |
Impact Value |
12J/cm2 |
Out of Roundness Rate |
≤1% |
|
Processing Technic |
Round Steel→Furnace Heating→Preforging→Roll Forging→Automatic Isothermal Transfer→Quenching →Feeding into Temper Tank→Transporting to Warehouse |
5.B2 Forged Steel Ball
Model |
20mm-160mm |
Name |
B2 Forged Steel Ball |
Chemical Composition |
C:0.5-0.8,Si:0.17-0.37,Mn:0.6-0.8,Cr:0.9-1.1,P:0.035max,S:0.035max |
Hardness |
≥58HRC |
Breakage Rate |
≤1% |
Impact Value |
15J/cm2 |
Out of Roundness Rate |
≤1% |
|
Processing Technic |
Round Steel→Furnace Heating→Preforging→Roll Forging→Automatic Isothermal Transfer→ Quenching→Feeding into Temper Tank→Transporting to Warehouse |
6.B3 Forged Steel Ball
Model |
20mm-160mm |
Name |
B3 Forged Steel Ball |
Chemical Composition |
C:0.72-0.92,Si:0.17-0.37,Mn:0.7-1.0,Cr:0.5-0.9,P:0.035max,S:0.035max |
Hardness |
≥60-65HRC |
Breakage Rate |
≤1% |
Impact Value |
15J/cm2 |
Out of Roundness Rate |
≤1% |
|
Processing Technic |
Round Steel→Furnace Heating→Preforging→Roll Forging→Automatic Isothermal Transfer→ Quenching→Feeding into Temper Tank→Transporting to Warehouse |
Forged steel ball for grinding ball mill technical parameters
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