No breakage factory medium chrome alloy casting steel grinding ball
SHANDONG ORIENTAL as the powerful grinder of world’s mining, specializes in the production of the forged steel ball, cast iron ball, cylpebs and grinding rods, which are widely used in the mining fields, chemical plant ,power station and building material industries .
We have exported to more than 20 countries such as South Africa, Australia, Chile, Kuwait, UAE,
Russia, Malaysia, Korea and Philippine etc.
Applications:
a) Mining
b) Cement plants
c) Power stations
d) Chemical industry and machinery
| Name | Chemical Elements (%) | |||||||
| C | Si | Mn | Cr | Mo | Cu | P | S | |
| Low Cr Balls | 2.1-3.6 | ≤1.5 | 0.3-1.5 | 1-3 | 0-1 | ≤0.8 | ≤0.1 | ≤0.1 |
| Middle Cr Balls | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 3-6 | 0-1 | ≤1.2 | ≤0.1 | ≤0.06 |
| Normal High Cr | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 10-13 | 0-3 | ≤1.2 | ≤0.1 | ≤0.06 |
| Super High Cr | 2.0-3.3 | ≤1.2 | 0.3-1.5 | 15-23 | 0-3 | ≤1.2 | ≤0.1 | ≤0.06 |
| Type | Mechanical properties | Microstructure | |
| HRC | Falling ball times | ||
| Low-Cr | ≥45 | ≥8000 | P+C |
| Medium-Cr | ≥50 | ≥12000 | M+C |
| High-Cr | ≥58 | ≥15000 | M+C |
| Superhigh-Cr | ≥60 | ≥22000 | M+C |
|
P-Pearlite C-Carbide M-Martensite |
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Specifications:
1.high hardness and resistance
2.good wear resistance
3.unbreakble
4.high impact value
5.ISO9001-2008
