Loading Port:Qingdao Port
Payment Terms:TT or LC
Min Order Qty:25MTS m.t.
Supply Capability:200000MTS/Year m.t./month
Specifications of Forged Steel Grinding Media Ball with Low Breakage Rate High Well Abrasive Resistance for
Mineral Processing:
1.Forged steel ball for grinding coal in power plate
2.Diameter:20~150mm
3.HRC:50~65
4.Material:steel
5.ISO9001:2008
Specific Characteristics of Forged Steel Grinding Media Ball with Low Breakage Rate High Well Abrasive
Resistance for Mineral Processing:
1. The overall high hardness: the hardness can reach 55-67HRC, volume hardness reaches 50-63HRC, and the average hardness gradient distribution.
2. The impact toughness can reach 12J/ cm .
3. Low broken rate: crush resistance is the general casting grinding ball 10 times, ball impact more than 20000 times the number, the breakage rate of not more than 1%.
4. No deformation: Forged steel grinding balls not roundness from beginning to the end.
Chemical Composition of Forged Steel Grinding Media Ball with Low Breakage Rate High Well Abrasive Resistance for Mineral Processing:
Model
| Material | Chemical Composition | |||||||
C | Si | Mn | Cr | S | P | HRC | |||
CNBM-A | 45# | 0.42-0.5 | 0.17-0.37 | 0.5 | 0.25 | - | - | >=45 | |
CNBM-B | 50Mn | 0.48-0.56 |
0.17-0.37
| 0.6-0.8 | 0.25 | - | - | >=50 | |
CNBM-C | 60Mn | 0.57-0.65 |
0.17-0.37 | 0.7-1.0 | 0.25 | - | - | >=58 | |
CNBM-D | 65Mn | 0.62-0.70 |
0.17-0.37
| 0.9-1.0 | 0.25 | - | - | >=62 | |
CNBM-1 | RCAB-1 | 0.52-0.65 |
0.17-0.37
| 0.6-1.2 | 0.25 MAX | 0.035 MAX | 0.035 | >=50 | |
CNBM-2 | RCAB-2 | 0.50-0.80 | 0.17-0.37 | 0.6-0.8 | 0.9-1.1 | 0.035 MAX | 0.035 MAX | >=58 | |
CNBM-3 | RCAB-3 | 0.72-0.92 | 0.17-0.37 | 0.7-1.0 | 0.5-0.9 | 0.035 MAX | 0.035 MAX | >=65 | |
CNBM-E | 40Cr | 0.37-0.45 | 0.17-0.37 | 0.5-0.8 | 0.8-1.1 | >=55 | |||
