China UHP Np HP Grade Graphite Carbon Electrode for Electric Arc Furnace Smelting, Find details about China Graphite Rod, Graphite Electrode Scrap from UHP Np HP Grade Graphite Carbon Electrode for Electric Arc Furnace Smelting
Properties | Unit | UHP | HP | RP | ||
300-600mm | 650-800mm | 300-800mm | 300-800mm | |||
Electric resistivity | Electrode | μΩm | 4.8-5.8 | 4.6-5.8 | 5.8-6.6 | 7.8-8.8 |
Nipple | 3.8-4.5 | 3.8-4.5 | 4.2-5.0 | 5.0-6.5 | ||
Flexural strength | Electrode | Mpa | 10.0-14.0 | 10.0-14.0 | 10.0-13.0 | 7.0-12.0 |
Nipple | 20.0-26.0 | 22.0-26.0 | 18.0-22.0 | 15.0-20.0 | ||
Young's modulus | Electrode | Gpa | 9.0-13.0 | 10.0-14.0 | 8.0-12.0 | 7.0-9.3 |
Nipple | 15.0-18.0 | 15.0-18.0 | 14.0-16.0 | 12.0-14.0 | ||
Bulk density | Electrode | ≥g/cm3 | 1.68-1.74 | 1.70-1.74 | 1.62-1.66 | 1.53-1.56 |
Nipple | 1.77-1.82 | 1.78-1.84 | 1.74-1.80 | 1.70-1.74 | ||
CTE(100-600ºC) | Electrode | x10-6/ºC | 1.1-1.4 | 1.1-1.4 | 1.6-1.9 | 2.2-2.6 |
Nipple | 0.9-1.2 | 0.9-1.2 | 1.1-1.4 | 2.0-2.5 | ||
Ash | 0.3 | 0.3 | 0.3 | 0.5 |