Graphite & Carbon products we produce
Graphite electrodes
We are a leading graphite & carbon manufacturer with a graphite electrode production capacity of 30000Mt;we produce 4 grades of graphite electrodes: Regular power grade, High power grade, Super high power grade and Ultra high power grade.
Graphite electrode specifications
|
Grade |
|
|
Regular Power |
High Power |
Super High Power |
Ultra High Power |
|
Electrode Diameter |
|
mm |
250 |
300-500 |
350-500 |
400-700 |
|
Max. Specific Electrical Resistivity |
Electrodes |
μΩm |
8.5 |
7 |
6.5 |
6 |
|
Nipples |
μΩm |
8 |
6.5 |
5 |
4.5 |
|
|
Min. Bending Strength |
Electrodes |
Mpa |
9.8 |
9.8 |
11 |
12 |
|
Nipples |
Mpa |
12.7 |
14 |
16 |
18 |
|
|
Max. Modulus of Elasticity |
Electrodes |
Gpa |
9.3 |
12 |
13 |
14 |
|
Nipples |
Gpa |
13.7 |
14 |
16 |
18 |
|
|
Max. Ash Content |
Electrodes |
% |
0.3 |
0.3 |
0.3 |
0.3 |
|
Nipples |
% |
0.1 |
0.1 |
0.1 |
0.1 |
|
|
Max. CTE |
Electrodes |
X10-5/℃ |
3 |
2.4 |
1.9 |
1.4 |
|
Nipples |
X10-5/℃ |
2.8 |
2.2 |
1.6 |
1.3 |
|
|
Min. Bulk Density |
Electrodes |
g/cm3 |
1.60 |
1.65 |
1.66 |
1.68 |
|
Nipples |
g/cm3 |
1.68 |
1.7 |
1.73 |
1.75 |
Current carrying capacity:
|
Nominal Diameter mm |
Operating Current (Ampere) |
|||
|
RP Electrodes |
HP Electrodes |
SHP Electrodes |
UHP Electrodes |
|
|
200 |
5000-6900 |
5500-9000 |
|
|
|
250 |
7000-10000 |
8000-13000 |
|
|
|
300 |
10000-13000 |
13000-17400 |
|
15000-22000 |
|
350 |
13500-18000 |
17400-24000 |
19000-28000 |
20000-30000 |
|
400 |
18000-23500 |
21000-31000 |
23000-35000 |
25000-40000 |
|
450 |
22000-27000 |
25000-40000 |
30000-42000 |
32000-45000 |
|
500 |
25000-32000 |
30000-48000 |
35000-50000 |
38000-55000 |
|
550 |
28000-36000 |
34000-55000 |
|
45000-65000 |
|
600 |
35000-41000 |
38000-61000 |
|
50000-75000 |