China High Quality Super High Power Graphite Electrodes for Eaf Smelting, Find details about China Graphite Electrodes, Graphite Rod Electrodes from High Quality Super High Power Graphite Electrodes for Eaf Smelting
Ф75mm - Ф700mm
Item | Unit | Nominal Diameter | |||||||
UHP | HP | RP | |||||||
Φ300-400 | ≥Φ450 | Φ250-400 | ≥Φ450 | Φ250-400 | Φ450-600 | ||||
Electric Resistivity | electrode | μΩ·m | ≤5.0 | ≤5.5 | ≤6.0 | ≤6.5 | ≤8.5 | ≤9.0 | |
Nipple | ≤4.0 | ≤4.5 | ≤5.5 | ||||||
Transverse Strength | electrode | MPa | ≥15.0 | ≥10.5 | ≥8.0 | ≥7.0 | |||
Nipple | ≥24.0 | ≥20.0 | ≥16.0 | ||||||
Young's Modulus | electrode | GPa | ≤14.0 | ≤12.0 | ≤9.3 | ||||
Nipple | ≤18.0 | ≤16.0 | ≤14.0 | ||||||
Bulk Density | electrode | g/cm3 | ≥1.68 | ≥1.65 | ≥1.54 | ||||
Nipple | ≥1.76 | ≥1.74 | ≥1.70 | ||||||
Coefficient of thermal expansion | electrode | 10-6/ºC | ≤1.5 | ≤2.0 | ≤2.5 | ||||
Nipple | ≤1.2 | ≤1.6 | ≤2.0 | ||||||
Ash | % | ≤0.2 | ≤0.2 | ≤0.2 |