Hebei yongtong carbon co.LTD is a professional production and processing company with graphite electrode, graphite square, graphite block, graphite powder, graphite crucible, graphite carbon adding agent, graphite electrode, waste graphite product and other products. It has a complete and scientific quality management system. Our company's integrity, strength and quality of products recognized by the industry. Welcome friends from all walks of life to visit, guide and negotiate business.
FACTORY SHOWSpecificationsforRP,HP,UHPgraphiteelectrodeswithnipples:RPHPUHPElectrode:
BulkDensity≥1.56g/cm3
SpecificResistivity≤8.5μm
BendingStrength≥10.0MPa
ElasticModulus≤9.3GPa
ThermalExpansionCoefficient≤2.7x10-6/°C
Ash≤0.5%Nipple:
BulkDensity≥1.68g/cm3
SpecificResistivity≤7.0μm
BendingStrength≥14.0MPa
ElasticModulus≤13.7GPa
ThermalExpansionCoefficient≤2.5x10-6/°C
Ash≤0.5%Electrode:
BulkDensity≥1.65g/cm3
SpecificResistivity≤6.5μm
BendingStrength≥12.0MPa
ElasticModulus≤10.0Circuit BoaSafe rd GPa
ThermalExpansionCoefficient≤2.2x10-6/°C
Ash≤0.3%Nipple:
BulkDensity≥1.74g/cm3
SpecificResistivity≤5.5μm
BendingStrength≥16.0MPa
ElasticModulus≤14.0GPa
ThermalExpansionCoefOther Bags & Cases ficient≤2.0x10-6/°C
Ash≤0.3%Electrode:
BulkDensity≥1.68g/cm3
SpecificResistivity≤5.8μm
BendingStrength≥16.0MPa
ElasticModulus≤14.0GPa
ThermalExpansionCoefficient≤1.9x10-6/°C
Ash≤0.2%Nipple:
BulkDensity≥1.76g/cm3
SpecificResistivity≤4.5μm
BendingStrength≥18.0MPa
ElasticModulus≤16.0GPa
ThermalExpansionCoefficient≤1.4x10-6/°C
Ash≤0.2%Properties: graphite electrodelow resistivity, graphite electrodegood conductivity,graphite electrode low ash, graphite electrodeuniform and graphite electrodecompact structure,graphite electrode good oxidation resistance, graphite electrodehigh mechanical strengthItemUnitGraphite ElectrodeRPHPUHPφ300-φ800mmφ300-φ800mmφ300-φ500mmφ550-φ800mmTypical ValueTypical ValueTypical ValueTypical ValueResistivityElectrodeμΩm7.0-10.05.8-6.64.5-5.84.6-5.8Nipple4.0-4.53.5-4.03.5-4.03.5-4.0Modulus of RuptureElectrodeMpa8.0-10.010.0-13.010.0-14.010.0-14.0Nipple19.0-22.020.0-23.020.0-24.022.0-26.0Young's ModulusElectrodeGPa7.0-9.38.0-12.09.0-13.010.0-14.0Nipple12.0-14.014.0-16.015.0-18.016.0-19.0Bulk DensityElectrodeg/cm31.53-1.561.64-1.681.68-1.741.70-1.74Nipple1.70-1.741.75-1.801.78-1.821.80-1.84CTE (100-600ºC)Electrode10-6/ºC2.2-2.61.6-1.91.1-1.41.1-1.4Nipple2.0-2.51.1-1.40.9-1.20.9-1.2Ash%0.50.30.30.3