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mining grinding ball
mining grinding ball
Supplier Info
[China Supplier]
Contact Person : Mr. Lee Jason
Tel : 86-0533-7229950
Fax : 86-0533-7220181
Product Detail
The prominent feature of this new patent product is using the point, line and surface of our ball to enlarge the interface.

1. 60Mn forged steel ball

(1) Chemical Composition

C: 0.57-0.65 Mn:0.7-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max

(2) Hardness

Surface hardness:58min(dia:20mm-60mm) 58min(dia:60mm-150mm)

Core hardness:35min(dia:20mm-60mm) 29min(dia:60mm-150mm)

  

2. 75MnCr forged steel ball

(1)Chemical Composition

C:0.7-0.85 Mn:0.7-0.8 Si:0.17-0.37 Cr:0.2-0.7 S:0.03max P:0.03max

(2)Hardness

Surface hardness:60min(dia:20mm-60mm) 60min(dia:60mm-150mm)

Core hardness :42min(dia:20mm-60mm) 30min(dia:60mm-150mm)

  

3. Wear-resistance Alloy forged steel ball

(1)Chemical Composition

C:0.5-0.65 Mn:0.4-1.0 Si:1.4-1.8 Cr:0.1-1.2 S:0.03max P:0.03max V:0.1-0.2

(2)Hardness

Surface hardness 60min(dia:20mm-60mm) 60min(dia:60mm-150mm)

Core hardness 54min(dia:20mm-60mm) 52min(dia:60mm-150mm)

NameMaterialCMnSiCrSP
mining grinding ball 50Mn0.48-0.560.70-1.00.17-0.37≤0.25≤0.035≤0.035
mining grinding ball 60Mn0.57-0.650.70-1.00.17-0.37≤0.25≤0.035≤0.035
mining grinding ball 65Mn0.60-0.700.90-1.20.17-0.37≤0.25≤0.035≤0.035
mining grinding ball B20.70-0.850.70-0.800.17-0.370.2-0.7≤0.03≤0.03
mining grinding ball 75SiMn0.70-0.900.70-1.200.4-0.8≤0.25≤0.03≤0.03
mining grinding ball Wear-resistant Alloy0.50-0.650.4-1.01.4-1.80.9-1.2≤0.03≤0.03
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