China High Quality and Capacity Np Graphite Electrode for Eaf Smelting with Prompt Shipment for Sale, Find details about China Graphite Electrodes, Graphite Rod Electrodes from High Quality and Capacity Np Graphite Electrode for Eaf Smelting with Prompt Shipment for Sale
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 |