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HP

Graphite Electrode

Applications

Electrodes in electric arc furnace and ladle refining furnace for steel making.

Electrodes in electric smelting furnace for producing industrial silicon, yellow phosphorus, corundum and so on.


Programmable properties

Good electrical conductivity

High resistance to thermal shock

High mechanical strength


Grades

Regular power (RP)

High power (HP)

Ultra high power (UHP)


Typical Sizes and Specifications

Specifications Unit High- power
Ф75-150 Ф200-400 Ф450-600
Specific Resistance () Electrode μΩ.m 7 6.5 6.5
Nipple 6 5.5 5.5
Bending Strength () Electrode MPa 10.5 10.5 9.8
Nipple 15 15 15
Elastic Modulus () Electrode GPa 12 12 12
Nipple 16 16 16
Bulk Density () Electrode g/cm3 1.65 1.65 1.65
Nipple 1.72 1.72 1.72
C.T.E. (100-600) () Electrode 10-6 / 2.7 2.4 2.4
Nipple 2.5 2.2 2.2
Ash ()

Electrode

Nipple

% 0.3 0.3 0.3


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