TECHNICAL CHART OF GRAPHITE ELECTRODES
(standard chart)
Item | Unit | RP Grade Ø 100 to 500mm | IP Grade Ø 100 to 500mm | HP Grade Ø 100 to 500mm | SHP Grade Ø 100 to 500mm | UHP Grade Ø 100 to 500mm |
Electrode Resistivity ≯Nipple | μΩM | 9.0
8.5
| 8.0
7 .5
| 7.0
6 .5
| 6.5
5.5
| 6.5
5.5
|
Electrode Bending strength ≯ Nipple | MPa | 6.4-9.8
13.0
| 8.0 13.0 | 9.8
14.0
| 10.0
15.0
| 10.0
16.0
|
Electrode Elastic Modulus ≯ Nipple | GPa | 9.3
14.0
| 12.0
14.0
| 12.0 16.0 | 14.0
18.0 | 14.0
18.0
|
Electrode Bulk Denisity ≯ Nipple | g/cm 3 | 1.52
1.68
| 1.58
1.68
| 1.60
1.70
| 1.62
1.70
| 1.64
1.70
|
Electrode
CTE
≯ Nipple | 10
100~600 ℃ | 2.9
2.8
| 2.7
2.5
| 2.4
2.2
| 2.2
1.6
| 1.5
1.4
|
ASH | % | 0.5 | 0.3 | 0.3 | 0.3 | 0.3 |
(corporate standard chart)
Item | Unit | RP Grade Ø 100 to 500mm | IP Grade Ø 100 to 500mm | HP Grade Ø 100 to 500mm | SHP Grade Ø 100 to 500mm | UHP Grade Ø 100 to 500mm |
Electrode Resistivity ≯ Nipple
|
μΩM | 8.5
8.5
| 7.5
7.0
| 6.5
6 .0
| 6.5
5.5
| 6.5
5.5
|
Electrode Bending strength ≯ Nipple
|
MPa
| 9.8
13.0
| 10.0
13.0
| 10.0
14.0
| 10.0
16.0
| 10.5
16.0
|
Electrode Elastic Modulus ≯ Nipple
|
GPa
| 9.3
14.0
| 12.0
14.0
| 12.0
14.0
| 14.0
18.0 | 14.0
18.0
|
Electrode Bulk Density ≯ Nipple |
g/cm
| 1.53
1.69
| 1.62
1.70
| 1.63
1.72
| 1.64
1.72
| 1.65
1.72
|
Electrode
CTE ≯ Nipple
|
100~600 | 2.9
2.8
| 2.7
2.5
| 2.4
2.2
| 2.2
1.6
| 1.5
1.4
|
ASH | %
| 0.5 | 0.3 | 0.3
| 0.3
| 0.3 |
