Product Details

Forged steel ball for grinding ball mill

Types of product

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

Technical parameter

Forged steel ball for grinding ball mill technical parameters

Technology

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