Carbon Electrode

UHP Graphite Electrode
July 12, 2019

Product Introduction

Type S grade G grade
Bulk density g/cm3 (min) 1,58 1,58
Resistivity µΩ·m  (max) 35 30
Ash content % (max) 4,5 4,0
Compressive strength MPa (min) 6,5 6,5
CTE 10-6/℃ (max) 4,5 4,0
Diameter mm Nominal Length Standard Length Short Length
max min max min
Φ700/Φ780/Φ800/Φ850 1950 +50 -50 -50 -200
Φ870/Φ900/Φ920/Φ960 1950 +50 -50 -50 -225
Φ960/Φ1020/Φ1060/Φ1140 2550 +100 -100 -100 -275
Φ1060/Φ1140/Φ1272 2850 +100 -100 -100 -275
Diameter (mm) S-Grade Carbon Electrode G-Grade Carbon Electrode
Allowable

Current Load

(A)

Current

Density

Allowable Current

Load (A)

Current

Density

(A/CM2) (A/CM2)
700 25300 6.6 29200 7.6
780 32500 6.6 36200 7.6
800 33100 6.6 38100 7.6
850 36200 6.6 41900 7.4
870 38000 6.4 43900 7.4
900 40600 6.4 47000 7.4
920 42500 6.4 49100 7.4
960 46300 6.4 53500 7.4
1020 50600 6.2 57900 7.1
1060 54600 6.2 62600 7.1
1140 62200 6.1 71400 7.0
1146 62800 6.1 72100 7.0
2405 66100 5.8 76300 6.7
1272 73600 5.8 85100 6.7
1321 73900 5.4 84900 6.2
1400 80000 5.2 92300 6.0