Graphitelektroden

Technical properties of graphite electrode1. Physical and chemical indexltemunitNominal Diameter(mm)YB/T4088-2000Typical ValuesIndustry Standard75-130150-225250-300350-55075-130150-225250-300300-550Electric ResistivityElectrodeμΩ·m≤9.0≤9.0≤9.0≤9.0≤8.0≤8.5≤8.5≤9.0Nipple≤8.5≤8.5≤8.5≤8.5≤6.5≤6.8≤7.0≤7.0Bending strengthElectrodeMpa≥9.8≥9.8≥7.8≥6.4≥9.8≥7.8≥7.8≥8.0Nipple≥13.0≥13.0≥13.0≥13.0≥13≥13.0≥13.0≥15.0Elastic modulusElectrodeGpa≤9.3≤9.3≤9.3≤9.3≤9.3≤9.3≤9.3≤9.0Nipple≤14.0≤14.0≤14.0≤14.0≤14.0≤14.0≤14.0≤13.0Bulk densityElectrodeg/cm3≥1.58≥1.52≥1.52≥1.52≥1.60≥1.56≥1.56≥1.55Nipple≥1.63≥1.63≥1.68≥1.68≥1.70≥1.72≥1.72≥1.70AshElectrode≤0.5≤0.5≤0.5≤0.5≤0.4≤0.4≤0.4≤0.4NippleCTE 100-600Electrode10-6/≤2.9≤2.9≤2.9≤2.9≤2.8≤2.8≤2.8≤2.7Nipple≤2.7≤2.7≤2.8≤2.8≤2.6≤2.6≤2.6≤2.5Current Carrying Capacity And Current DensityNominalRegular powerdiametermminchCurrent load ACurrent density A/cm27531000-140022-3110041500-240019-3013052200-340017-2615063000-450016-25175735800-510016-2120085000-690015-2122596000-800015-20250107000-1000015-203001210000-1300014-183501413500-1800014-184001618000-2350014-184501822000-2700013-175002025000-3200013-165502232000-4000013-166002438000-4700013-16