|
Large size diameter graphite electrode |
|||||
|
Physical and chemical indexes |
|||||
|
Items |
Unit |
Nominal Diameter (mm) |
|||
|
Ф650~Ф750 |
Ф780~Ф960 |
Ф1005~Ф1310 |
|||
|
Specific Resistance |
Electrode |
μΩm |
12.0 max |
13.0 max |
15.0 max |
|
Nipple |
7.5 max |
7.5 max |
7.5 max |
||
|
Bending Strength |
Electrode |
MPa |
6.0 min |
5.2 min |
5.0 min |
|
Nipple |
13.0 min |
13.0 min |
13.0 min |
||
|
Elactic Modulus |
Electrode |
GPa |
12.0 max |
12.0 max |
12.0 max |
|
Nipple |
14.0 max |
14.0 max |
14.0 max |
||
|
Bulk Density |
Electrode |
g/cm3 |
1.58 min |
1.58 min |
1.56 min |
|
Nipple |
1.68 min |
1.68 min |
1.68 min |
||
|
C.T.E. |
Electrode |
1 x 10-6/℃ |
2.9 max |
2.9 max |
2.9 max |
|
Nipple |
2.8 max |
2.8 max |
2.8 max |
||
|
Ash |
% |
0.5 max |
0.5 max |
0.5 max |
|
