Rolling balls for iron mine
Product Description
Goldpro rolling balls http://www.chinagrindingball.com
| Dimensions |
Material |
Hardness |
Izod impact strength |
Breakage Rate |
Impact to broken (times) |
| 20mm-70mm |
GN-1A |
60-55HRC |
12-35J/CM² |
real 0.5% |
20,000 |
| GN-2A |
62-58HRC |
| GN-3A |
65-59HRC |
<
| C |
Si |
Mn |
S & P |
Cr |
| 0.30-0.57 |
0.17-0.35 |
0.5-1.8 |
0.036Max |
0.25Max |
Usage:grinding media, abrasives
Abrasive Grain Sizes:25mm
roundness:equal or below 2%
Shipping Terms:
Minimum Order Quantity:20 Ton/Tons
Annual output: 200000T
Port:XINGANG OR requirements.
Packaging Details:could be packed in standard ton bags or barrel
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