graphite electrode rod

Graphite electrode is used as conductive material in smelting the steel, yellow phosphorus, brown alumina, silicon, etc. Our company can produce and process all sizes of graphite electrode and other special structure of graphite products according to the customer’s per requirement. The detail information of our product graphite electrode rod as follows: Technical Properties: ItemUnitNominal Diameter(mm)YB/T4088-2000Inner Quality Standard150-300350-500200-300350-500550-600650-850Electric Resistivity Electrode μΩm≤10.5 ≤10.5 ≤8.0 ≤9.0 ≤9.5 ≤9.5 Nipple ≤8.5 ≤8.5 ≤6.0 ≤6.5 ≤7.0 ≤7.0 Bending strength Electrode Mpa≥9.8 ≥6.4 ≥10.0 ≥8.0 ≥8.0 ≥8.0 Nipple ≥13.0 ≥13.0 ≥14.0 ≥14.0 ≥14.0 ≥14.0 Elastic modulus Electrode Gpa≤9.3 ≤9.3 ≤10.3 ≤10.3 ≤10.3 ≤10.3 Nipple ≤14.0 ≤14.0 ≤14.0 ≤14.0 ≤14.0 ≤14.0 Bulk density Electrode g/cm2≥1.52 ≥1.52 ≥1.58 ≥1.60 ≥1.60 ≥1.60 Nipple ≥1.68 ≥1.68 ≥1.70 ≥1.70 ≥1.70 ≥1.70 Ash %≤0.5 ≤0.5 ≤0.4 ≤0.4 ≤0.4 ≤0.4 CTE Electrode 10-6≤2.9 ≤2.9 ≤2.8 ≤2.8 ≤2.8 ≤2.8 Nipple ≤2.7 ≤2.8 ≤2.8 ≤2.8 ≤2.8 ≤2.8 The Current Carrying Capacity: Nominal DiameterCross sectional areaYB/T4088-2000Inner Quality StandardCurrent carrying capacityCurrent densityCurrent carrying capacityCurrent densityinchmmcm2AA/ cm2AA/ cm282003145000-690015-215000-900017-289225397----6800-1000017-26102504957000-1000014-208000-1200016-241230071610000-1300014-1811000-1600015-221435097313500-1800014-1815000-2200015-2216400127518000-2350014-1820000-2800015-2118450162222000-2700013-1724000-3400013-2020500200225000-3200013-1628000-3600013-18225502427----31500-4100013-17246002892----38000-4600013-16