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Needle coke and pitch are mixed as per proportion and then molded. Heat treatment is then applied in the baking and graphitization process to form the finished product.
Physical & Chemical Properties of SHP Graphite Electrodes
Items |
Classification |
Unit |
Nominal Diameter (mm) |
|
300-400 |
450-600 |
|||
Resistivity |
Electrode |
μΩm ≤ |
6.5 |
6.5 |
Nipple |
5.5 |
5.5 |
||
Bending Strength |
Electrode |
Mpa ≥ |
10.0 |
10.0 |
Nipple |
18.0 |
18.0 |
||
Young’s Modulus |
Electrode |
Gpa ≤ |
14.0 |
14.0 |
Nipple |
18.0 |
18.0 |
||
Bulk Density |
Electrode |
g/cm3 ≥ |
1.64 |
1.63 |
Nipple |
1.72 |
1.72 |
||
CTE(100℃-600℃) |
Electrode |
×10-6/℃ ≤ |
2.2 |
2.2 |
Nipple |
1.6 |
1.6 |
||
Ash Content |
Electrode |
% ≤ |
0.3 |
0.3 |
Nipple |
Note: Ash Content is only for reference.
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