UHP Graphite Electrodes Diameter 500mm 600mm 700mm For EAF Steel Making

pecifications for RP, HP, UHP graphite electrodes with nipples: RP HP UHP Electrode:Bulk Density≥ 1.56g/cm3 Specific Resistivity≤ 8.5μm Bending Strength≥ 10.0MPa Elastic Modulus≤ 9.3GPaThermal Expansion Coefficient≤ 2.7x10 -6/°C Ash≤ 0.5% Nipple:Bulk Density≥ 1.68g/cm3 Specific Resistivity≤ 7.0μm Bending Strength≥ 14.0MPaElastic Modulus≤ 13.7GPaThermal Expansion Coefficient≤ 2.5 x10 -6/°C Ash≤ 0.5% Electrode:Bulk Density≥ 1.65g/cm3 Specific Resistivity≤ 6.5μm Bending Strength≥ 12.0MPa Elastic Modulus≤ 10.0GPaThermal Expansion Coefficient≤ 2.2x10 -6/°C Ash≤ 0.3% Nipple:Bulk Density≥ 1.74g/cm3 Specific Resistivity≤ 5.5μm Bending Strength≥ 16.0MPaElastic Modulus≤ 14.0GPaThermal Expansion Coefficient≤ 2.0 x10 -6/°C Ash≤ 0.3% Electrode:Bulk Density≥ 1.68g/cm3 Specific Resistivity≤ 5.8μm Bending Strength≥ 16.0MPa Elastic Modulus≤ 14.0GPaThermal Expansion Coefficient≤ 1.9x10 -6/°C Ash≤ 0.2% Nipple:Bulk Density≥ 1.76g/cm3 Specific Resistivity≤ 4.5μm Bending Strength≥ 18.0MPaElastic Modulus≤ 16.0GPaThermal Expansion Coefficient≤ 1.4 x10 -6/°C Ash≤ 0.2%