Graphite electrode, mainly PC, NC as raw material, coal pitch as binder, calcination, ingredients, kneading,molding, baking and graphitization, machining and made, which is released in electric arc furnace in the form of arc conductor of electricity to heat melting furnace charge, with low resistivity, good conductivity, low ash, uniform and compact structure, good oxidation resistance, high mechanical strength, etc.
Product Parameters
| Item | Unit | Graphite Electrode | ||||
| RP(mm) | HP(mm) | UHP(mm) | ||||
| φ100-φ600 | φ100-φ800 | φ200-φ500 | φ550-φ800 | |||
| Resistivity | Electrode | μΩm | 7.0-10.0 | 5.8-6.6 | 4.8-5.8 | 4.6-5.8 |
| Nipple | 4.0-4.5 | 3.5-4.0 | 3.5-4.0 | 3.5-4.0 | ||
| Modulus of Rupture | Electrode | Mpa | 8.0-10.0 | 10.0-13.0 | 10.0-14.0 | 10.0-14.0 |
| Nipple | 19.0-22.0 | 20.0-23.0 | 20.0-24.0 | 22.0-26.0 | ||
| Young's Modulus | Electrode | Gpa | 7.0-9.3 | 8.0-12.0 | 9.0-13.0 | 10.0-14.0 |
| Nipple | 12.0-14.0 | 14.0-16.0 | 15.0-18.0 | 16.0-19.0 | ||
| Bulk Density | Electrode | g/cm3 | 1.53-1.56 | 1.64-1.68 | 1.68-1.74 | 1.68-1.74 |
| Nipple | 1.70-1.74 | 1.75-1.80 | 1.78-1.82 | 1.78-1.84 | ||
| CTE (100-600ºC) | Electrode | 10-6/ºC | 2.2-2.6 | 1.6-1.9 | 1.1-1.4 | 1.1-1.4 |
| Nipple | 2.0-2.5 | 1.1-1.4 | 0.9-1.2 | 0.9-1.2 | ||
| Ash | % | 0.5 | 0.2 | 0.3 | 0.3 | |
| Send inquiry to get fast quote ( Betty: 0086 # 136* 8382* 1762 ) | ||||||
Size Chart
| Nominal Diameter | Actual Diameter | Nominal Length(mm) | ||
| mm | Inch | Max(mm) | Min(mm) | |
| 75 | 3 | 78 | 73 | 1000 |
| 100 | 4 | 103 | 98 | 1200 |
| 150 | 6 | 154 | 149 | 1500-1800 |
| 200 | 8 | 205 | 200 | 1500-1800 |
| 225 | 9 | 230 | 225 | 1500-2100 |
| 250 | 10 | 256 | 251 | 1500-2100 |
| 300 | 12 | 307 | 302 | 1500-2100 |
| 350 | 14 | 357 | 352 | 1500-2400 |
| 400 | 16 | 409 | 403 | 1500-2400 |
| 450 | 18 | 460 | 454 | 1500-2400 |
| 500 | 20 | 511 | 505 | 1800-2700 |
| 550 | 22 | 562 | 556 | 1800-2700 |
| 600 | 24 | 613 | 607 | 2100-2700 |
| 650 | 26 | 663 | 657 | 2100-2700 |
| 700 | 28 | 714 | 708 | 2100-2700 |
| 750 | 30 | 765 | 759 | 2400-2700 |
| 800 | 32 | 816 | 810 | 2400-2700 |
Application
1. Electric arc steelmaking furnace.
2. Ladle arc refining furnace.
3. Ore-heating furnaces.
4. Resistance furnaces
Advantage
* Annual output of 80,000 tons, timely delivery;
* Low resistivity
* High temperature strength
* Good thermal conductivity and electrical conductivity
* Low thermal expansion coefficient
* Low ash,Its ash content is controlled within 3%.
* Dense and equal structure,Low graphite electrode consumption.
* Good oxidation resistance
* High mechanical strength
* NC content accounts for 80%, raw materials imported from Japan and South Korea
