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- Contact Person : Ms. Song Christine
- Company Name : Sinotech (Dalian) Carbon & Graphite Manufacturing Corporation
- Tel : 0086-411-83769372
- Fax : 0086-411-83769372
- Address : Liaoning,Wafangdian,Dalian,Songshu town,Wafangdian,Dalian ,China
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- Zip : 116300
NP Graphite Electrode
Product Detailed
Related Categories:Graphite Electrodes
Related Product Searches:NP Graphite Electrode,High Quality,RP Graphite Electrode, Arc furnace electrodes,Regular Power
RP Graphite Electrode
1. Dia.75~800mm
2. Nipples:Tapered /Cylindrical
3.Main market: Europe, has been its Supplier since 1997
Related Product Searches:NP Graphite Electrode,High Quality,RP Graphite Electrode, Arc furnace electrodes,Regular Power
Technical Specification for RP GE
Item | Unit | Nominal Diameter (mm) | ||
RP | ||||
≤300 | ≥350 | |||
Resistance | Electrode | μΩ·m | ≤8.5 | |
Nipple | ≤6.5 | |||
Bending Strength | Electrode | MPa | ≥8.5 | ≥7.0 |
Nipple | ≥15.0 | |||
Elastic Modulus | Electrode | GPa | ≤9.3 | |
Nipple | ≤14.0 | |||
Bulk Density | Electrode | g/cm3 | ≥1.53 | ≥1.52 |
Nipple | ≥1.69 | |||
C.T.E. | Electrode | 10-6/°C | ≤2.9 | |
Nipple | ≤2.8 | |||
Ash | % | ≤0.5 | ||
Allowable current load and current density (recommended) RP
Dia. | RP | |
mm | Current load A | Current density A/cm2 |
75 | 1000—1400 | 22—31 |
100 | 1500—2400 | 19—30 |
130 | 2200—3400 | 17—26 |
150 | 3000—4500 | 16—25 |
200 | 5000-6900 | 15-21 |
225 | 6000-8000 | 15-20 |
250 | 7000-10000 | 14-20 |
300 | 10000-13000 | 14-18 |
350 | 13500-18000 | 14-18 |
400 | 18000-23500 | 14-18 |
450 | 22000-27000 | 13-17 |
500 | 25000-32000 | 13-16 |
550 | 32000-40000 | 13-16 |
600 | 38000-47000 | 13-16 |
700 | 45000-54000 | 13-16 |
NP Graphite Electrode
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