High hardness Mineral Processing Grinding Steel Ball for Gold and
Copper Mining
1.Details:
Forged Steel Ball
Size: Dia25-125mm
Hardness: 60-68HRC
Material and Chemical:
| Material | Chemical Elements |
| C | Si | Mn | P/S | Cr |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | <0.035 | <0.25 |
| 60MN | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.25 |
| B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | 0.4-0.6 |
| B3 | 0.5-0.8 | 1.0-1.8 | 0.4-1.0 | 0.035 | 0.5-1.0 |
2.Raw Material:
All the raw material is produced by Laiwu Steel Group which is the
largest factory in north of China
3.Production
Advanced Equipments and With more than 15 years working experience
The self-developed automatic steel grinding ball production line is
our qualified product, and it has won Chinese invention patent. It
uses electric furnace instead of conventional coal combustion
method, and the rotary cutting technique replaces traditional air
hammer, thereby improving production efficiency by 30 times or even
higher.
We operate our 80%products into the foreign market, and keep close
and cooperation with many companies.
4.Testing
By SGS/BV/TUV and other third party testing, also with our factory
production testing
5. Packing
one ton container bags or steel drums
Jinan zhongwei casting and forging grinding ball Co.,ltd, 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.
