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- Contact Person : Mr. Chen Paul
- Company Name : Linghai Hongfeng Carbon Products Co., Ltd.
- Tel : 86-411-39799893
- Fax : 86-411-82768909
- Address : Liaoning,Dalian,01 room 13 floor, No. 572, Zhongshan Road
- Country/Region : China
- Zip : 116023
graphite electrodes for electric arc furnaces
Product Detailed
Related Categories:Graphite Electrodes
graphite carbon crucible
Grade: HP
Diameter:250-500mm (10-20 inch).
Length:1800mm(+,-100mm)
Nipples: 3TPI,4TPI
graphite electrode:
Items | Unit | Nominal Diameter(mm) | ||
250-400 | 450-500 | |||
Specific Resistance (not over) | Electrode Nipple | μΩ.m | 6.24.5 | 6.55.0 |
Bending Strength (not below) | Electrode Nipple | Mpa | 10.5 15.0 | 10.5 15.0 |
Elastic Modulus (not over) | Electrode Nipple | Gpa | 12.0 16.0 | 12.0 16.0 |
Bulk Density (not below) | Electrode Nipple | g/cm3 | 1.65 1.75 | 1.65 1.75 |
CTE(100-600)0C (not over) | Electrode Nipple | 10-6/0C | 2.0 1.6 | 2.0 1.6 |
Ash(not over) | ElectrodeNipple | % | 0.30.3 | 0.30.3 |
Suggested Current Carrying Capacities of graphite electrode:
| Diameter | Suggested Current-Carrying Capacities ( A ) | ||
| mm | Inch | A | A/cm2 |
| 250 | 10 | 8000-13000 | 18-25 |
| 300 | 12 | 13000-17400 | 17-24 |
| 350 | 14 | 17400-24000 | 17-24 |
| 400 | 16 | 21000-31000 | 16-24 |
| 450 | 18 | 25000-40000 | 15-24 |
| 500 | 20 | 30000-48000 | 15-24 |
Size of graphite electrode:
| Diameter | Length | |||||
| Nominal | Actual(mm) | Nominal | Tolerance | |||
| mm | inch | Low Spot | Min | Max | mm | mm |
| 250 | 10 | 248 | 251 | 256 | 1800 | Max+100Min-100 |
| 300 | 12 | 299 | 302 | 307 | ||
| 350 | 14 | 349 | 352 | 357 | ||
| 400 | 16 | 400 | 403 | 409 | 1800,2000,2200 | |
| 450 | 18 | 451 | 454 | 460 | ||
| 500 | 20 | 502 | 505 | 511 | 1800,2000.2200 | |
Certificate of ISO9001:2000
Graphite electrodes just after Graphitization:
Our HP graphite electrodes:
graphite electrodes for electric arc furnaces
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