RP graphite electrode

ltemUnit(mm)Nominal DiameterYB/T4088-2000LISHAN-RP250-300350-500300-350400-600 Electric ResistivilyElectrodeμΩ m≤10.5≤10.5≤9.0≤9.5Nipple≤8.5≤8.5≤6.5≤6.5Bending stregthElectrodeMpa≥7.8≥6.4≥7.8≥7.8Nipple≥13.0≥13.0≥16.0≥16.0Elastic modulucElectrodeGpa≤9.3≤9.3≤9.3≤9.3Nipple≤14.0≤14.0≤14.0≤14.0Bulk densityElectrodeg/cm3≥1.52≥1.52≥1.54≥1.54Nipple≥1.68≥1.68≥1.70≥1.70 AshElectrode%≤0.5≤0.5≤0.4≤0.4Nipple≤2.9≤2.9≤2.8≤2.8CTE (100-600)°CElectrode10-6/°C≤2.8≤2.8≤1.8≤1.8Nipple Nominal Diameter Cross Sectional AreaYB/T4088-2000LISHAN-RPCurrentCarrying CapacityCurrentDensityCurrent Carrying CapacityCurrent DensityInmmcm3AA/cm3AA/cm31230071610000-1300014-1811000-1600015-221435097313500-1800014-1815000-2200015-2216400127518000-2350014-1820000-2800015-2118450162222000-2700013-1724000-3400013-2020500200025000-3200013-1628000-3600013-1822550242731500-4100013-1724600289238000-4600013-16