Furnace Electrodes 200 250 300mm product parameters
| Item | Unit | RP | HP | UHP | ||||
| 250-400 | 450-800 | 300-400 | 450-700 | 300-400 | 450-700 | |||
| Electric Resistivity | Electrode | μΩ.m | 7.5-8.6 | 7.5-8.8 | 5.5-6.8 | 5.5-7.0 | 4.6-6.0 | 4.8-6.2 |
| Nipple | 4.5-5.5 | 4.0-5.0 | 3.5-4.5 | |||||
| Bending Strength | Electrode | Mpa | ≥8.0 | ≥11.0 | ≥11.0 | |||
| Nipple | ≥15.0 | ≥16.0 | ≥18.0 | |||||
| Elastic Modulus | Electrode | Gpa | ≤9.0 | ≤11.0 | ≤13.0 | |||
| Nipple | ≤13.0 | ≤14.0 | ≤15.0 | |||||
| Bulk Density | Electrode | g/cm3 | 1.55-1.65 | 1.63-1.73 | 1.65-1.75 | |||
| Nipple | 1.70-1.75 | 1.73-1.80 | 1.75-1.82 | |||||
| Ash | Electrode | % | ≤0.3 | |||||
| Nipple | ||||||||
| CTE(100-600)ºC | Electrode | 10-6/ºC | 2.00-2.50 | 1.80-2.00 | 1.30-1.50 | |||
| Nipple | 1.50-1.80 | 1.50-1.80 | 1.20-1.40 | |||||
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What is the purpose of Graphite Electrodes?
The primary purpose of graphite electrodes is to act as high-conductivity, heat-resistant conductors in industrial processes that require intense electrical energy to generate extreme temperatures.
They are most critically employed in electric arc furnaces (EAFs) for steelmaking, where they transmit massive electrical currents to create electric arcs-temperatures exceeding 3,000°C-capable of melting scrap steel and converting it into molten metal.
Beyond steel production, graphite electrodes facilitate aluminum smelting via the Hall-Héroult process, where they conduct electricity to decompose alumina (aluminum oxide) into molten aluminum.
They also serve in the production of silicon, manganese, and other metals, as well as in specialized electrochemical applications requiring stable, high-temperature conductivity. Their role is foundational to modern metallurgy, enabling energy-efficient transformation of raw materials into critical industrial components.
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