graphite electrode

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graphite electrode
Posting date : Apr 17, 2013
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96-
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graphite electrodeDiameter: 350mm-600mm (14-24 inch).Length:1800mm-2400mmNipples: 3TPI 4TPIISO9001:2000 STANDARD Specification of UHP graphite electrode Items Unit Nominal Diameter(mm) 350-400 450-600 Specific Resistance(not over) ElectrodeNipple μΩ.m 5.54.0 5.84.0 Bending Strength(not below) ElectrodeNipple Mpa 10.516.0 10.516.0 Elastic Modulus(not over) ElectrodeNipple Gpa 14.018.0 14.018.0 Bulk Density(not below) ElectrodeNipple g/cm3 1.671.76 1.671.76 CTE(100-600)0C(not over) ElectrodeNipple 10-6/0C 1.51.2 1.51.2 Ash(not over) ElectrodeNipple % 0.30.2 0.30.2 Suggested Current Carrying Capacities of graphite electrode: Diameter Suggested Current-Carrying Capacities ( A ) mm Inch A A/cm2 300 12 15000-22000 20-30 350 14 20000-30000 20-30 400 16 25000-40000 19-30 450 18 32000-45000 19-27 500 20 38000-55000 18-27 550 22 45000-65000 600 24 50000-70000 Size of graphite electrode: Diameter Length Nominal Actual(mm) Nominal Tolerance mm inch Low Spot Min Max mm mm 350 14 349 352 357 1800 Max+100Min-100 400 16 400 403 409 1600,1800,2000,2200 450 18 451 454 460 500 20 502 505 511 1800,2000.2200,2400 550 22 553 556 562 600 24 604 607 613 2000,2200,2400

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