GRAPHITE ELECTRODE
GRAPHITE ELECTRODE

UHP GRAPHITE ELECTRODE

From:Sincerity Carbon Co., Ltd  Author:Sincerity Carbon  Tags:Sincerity Carbon

Standard for Ultra High Power Graphite Electrodes and Nipples
Items Name Unit Nominal diameter (mm)
200-300 350-600
Specific resistance Electrode μΩ .m 4.8-5.5 4.8-5.6
Nipple  3.6-4.5 3.6-4.5
Transverse strength Electrode MPa ≥11.0 ≥11.0
Nipple ≥18.0 ≥18.0
Elastic module Electrode GPa ≤13.0 ≤13.0
Nipple ≤17.0 ≤17.0
Ash content Electrode % ≤0.3 ≤0.3
Nipple ≤0.3 ≤0.3
Bulk density Electrode g/cm³ 1.67-1.72 1.65-1.72
Nipple 1.75-1.82 1.75-1.82
C.T.E
(100-600)℃
Electrode 10-6/℃ ≤1.5 ≤1.5
Nipple ≤1.4 ≤1.4
Allowale Current of Ultra High Power Graphite Electrodes
Nominal diameter (mm) Allowable current (A) Current density (A/cm2)
200-300 13000-22000 20-30
350-600 20000-72000 19-24

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