GRAPHITE ELECTRODE
1.Description
Graphite electrodes are widely used in iron and steel, nonferrous metal smelting, as well as silicon, phosphorus smelting industry.
We can provide various grades and specifications of the graphite electrodes, products with a low resistance, high physical density,
oxidation resistance, and high precision machining to meet the needs of different users.
2. Technical Data of UHP Graphite Electrodes
| Items | Classification | Unit | Nominal Diameter (mm) | |||
| 250-400 | 450-500 | 550-650 | 700-800 | |||
| Resistivity | Electrode | μΩm ≤ |
6.3 | 6.3 | 5.5 | 5.0 |
| Nipple | 5.3 | 5.3 | 4.5 | 4.3 | ||
| Bending Strength | Electrode | Mpa ≥ |
10.5 | 10.5 | 10.0 | 10.0 |
| Nipple | 20.0 | 20.0 | 22.0 | 23.0 | ||
| Young’s Modulus | Electrode | Gpa ≤ |
14.0 | 14.0 | 14.0 | 14.0 |
| Nipple | 20.0 | 20.0 | 22.0 | 22.0 | ||
| Bulk Density | Electrode | g/cm3 ≥ |
1.66 | 1.66 | 1.75 | 1.75 |
| Nipple | 1.75 | 1.75 | 1.78 | 1.78 | ||
| CTE（100℃-600℃） | Electrode | ×10-6/℃ ≤ |
1.5 | 1.5 | 1.5 | 1.5 |
| Nipple | 1.4 | 1.4 | 1.3 | 1.3 | ||
| Ash Content | Electrode | % ≤ |
0.3 | 0.3 | 0.5 | 0.3 |
| Nipple | ||||||
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