Items, unit, nominal diameter(mm)
, , 250-400
Specific resistance (not over), electrodenipple, .M, 6.55.0
Bending strength (not below), electrode nipple, mpa, 10.0 14.0
Elastic modulus (not over), electrode nipple, gpa, 12.0 14.0
Bulk density (not below), electrode nipple, g/cm3, 1.621.72
Cte(100-600)0c (not over), electrode nipple, 10-6/0c, 2.7 2.5
Ash(not over), electrode nipple, %, 0.30.3
Wood packaging
ItemsUnitNominal diameter(mm)
250-400
Specific resistance (not over)Electrode nipple¦ì¦¸.M6.24.8
Bending strength (not below)Electrode nippleMpa10.0 15.0
Elastic modulus (not over)Electrode nippleGpa12.0 16.0
Bulk density (not below)Electrode nippleG/cm31.65 1.75
Cte(100-600)0c (not over)Electrode nipple10-6/0c2.4 2.2
Ash(not over)Electrodenipple%0.30.3
Wood packaging
ItemsUnitNominal diameter(mm)
250-400
Specific resistance (not over)Electrode nipple¦ì¦¸.M8.57.0
Bending strength (not below)Electrode nippleMpa7.8 13.0
Elastic modulus (not over)Electrode nippleGpa9.3 13.7
Bulk density (not below)Electrode nippleG/cm31.54 1.68
Cte(100-600)0c (not over)Electrode nipple10-6/0c2.9 2.7
Ash (not over)Electrode nipple%0.50.5
Wood packaging
Specifications
Graphite electrodediameter: 350mm-600mm (14-24 inch).Length:1800mm-2400mmnipples: 3tpi 4tpiiso9001:2000 standard
Specification of uhp graphite electrode
ItemsUnitNominal diameter(mm)
350-400450-600
Specific resistance(not over)Electrodenipple¦ì¦¸.M5.54.05.84.0
Bending strength(not below)ElectrodenippleMpa10.516.010.516.0
Elastic modulus(not over)ElectrodenippleGpa14.018.014.018.0
Bulk density(not below)ElectrodenippleG/cm31.671.761.671.76
Cte(100-600)0c(not over)Electrodenipple10-6/0c1.51.21.51.2
Ash(not over)Electrodenipple%0.30.20.30.2
Suggested current carrying capacities of graphite electrode:
Diameter Suggested current-carrying capacities ( a )
MmInchA A/cm2
3001215000-2200020-30
3501420000-3000020-30
4001625000-4000019-30
4501832000-4500019-27
5002038000-5500018-27
5502245000-65000
6002450000-70000
Size of graphite electrode:
DiameterLength
NominalActual(mm)NominalTolerance
Mm InchLow spotMinMaxMm Mm
350143493523571800Max+100min-100
400164004034091600, 1800, 2000, 2200
45018451454460
500205025055111800, 2000.2200, 2400
55022553556562
600246046076132000, 2200, 2400
Wood packaging
ItemsUnitNominal diameter(mm)
250-400
Specific resistance (not over)Electrodenipple¦ì¦¸.M6.55.0
Bending strength (not below)Electrode nippleMpa10.0 14.0
Elastic modulus (not over)Electrode nippleGpa12.0 14.0
Bulk density (not below)Electrode nippleG/cm31.621.72
Cte(100-600)0c (not over)Electrode nipple10-6/0c2.7 2.5
Ash(not over)Electrode nipple%0.30.3
Wood packaging
