Low Electrical Resistivity Graphite Electrode RP for Steel Eaf
| Grade | UHP (Ultra High Power),HP (High Power),RP (Regular Power) | Thermal Expansion | 1.5 - 2.8 X10-6 / (100-600 ) |
|---|---|---|---|
| Apparent Density (g/cm³ ) | 1.6-1.9 | Resistance (μω.m) | 4 - 9 Micro Ohm.m |
| Length | 1600~2400mm |
| Diameter | 100-700mm | Length | 1500-2700mm | |
|---|---|---|---|---|
| Item | RP/HP/UHP Grade Graphite Electrodes | Type | Graphite Electrodes | |
| Carbon Content | High-Carbon | Grade | UHP | |
| Forming Way | Extruded Graphite | Crystal Morphology | Aphanitic Graphite | |
| Composition | Petroleum and Coke | Transport Package | Wooden Pallets/Wooden Cases | |
| HS Code | 85451100 | Production Capacity | 10000mt/Month |
Low Electrical Resistivity Graphite Electrode RP for Steel Eaf
Graphite Electrode is made of high-quality low ash materials, such as petroleum coke, needle coke and coal pitch.after calcining,burdening,kneading,forming,baking and pressure impregnation, graphitization and then precision machined with professional CNC machining.such of the products own characteristics with low resistivity, good electrical conductivity ,low ash, compact structure,good anti oxidation and high mechanical strength, Widely used in LF, EAF for steel making industry, Non-ferrous industry, silicon and phosphorus industry.so it is the best conductive material for electric arc furnace and smelting furnace. Characteristics Of Graphite electrodes: Our graphite electrodes are with low electric resistance, high density, high anti-oxidation capability, precise machining accuracy, especially with low sulphur and low ash will not give steel second time
1. Be used for Steelmaking arc furnaces, refining furnace, as conducting electrode.
2. Be used for Metal-silicon furnace, Or-giraffe furnace, Corundum furnace etc. As conducting
electrode
Properties:
1. Good electrical conductivity.
2. Strong thermal shock resistance.
3. High mechanical strength.
Variety:
1. RP (Regular Power)
2. HP (High Power)
3. UHP (Ultra High Power)
4. RPI (Regular Power Impregnated)
(Notice: All of Graphite Electrodes is equipped to tapered nipple.)
Technical Data
| RP (Regular Power) Graphite Electrode Standard: YB/T 4088-2000 | ||||
| Item | Unit | Diameter | ||
| Φ75-Φ300 | Φ350-Φ450 | Φ450-Φ500 | ||
| Electric resistivity≤ | μΩm | 4.5-8.0 | 4.5-8.0 | 4.5-8.0 |
| Flexure strength≥ | Mpa | 8.0-18.0 | 8.0-18.0 | 8.0-18.0 |
| Modulus of elasticity≤ | Gpa | 8.5-12.0 | 8.5-12.0 | 8.5-12.0 |
| Bulk Density≥ | g/cm3 | 1.60-1.80 | 1.60-1.80 | 1.60-1.80 |
| CTE(100-600ºC) ≤ | x10-6/ºC | 2.2-2.8 | 2.2-2.8 | 2.2-2.8 |
| Ash Content ≤ | % | 0.3 | 0.3 | 0.3 |
| HP (High Power) Graphite Electrode Standard: YB/T 4089-2000 | ||||
| Item | Unit | Diameter | ||
| Φ100-Φ400 | Φ450-Φ500 | Φ550-Φ600 | ||
| Electric resistivity≤ | μΩm | 3.8-6.2 | 3.8-6.2 | 3.8-6.2 |
| Flexure strength≥ | Mpa | 11.0-20.0 | 11.0-20.0 | 11.0-20.0 |
| Modulus of elasticity≤ | Gpa | 8.0-13.0 | 8.0-13.0 | 8.0-13.0 |
| Bulk Density≥ | g/cm3 | 1.65-1.85 | 1.65-1.85 | 1.65-1.85 |
| CTE(100-600ºC) ≤ | x10-6/ºC | 1.5-2.0 | 1.5-2.0 | 1.5-2.0 |
| Ash Content ≤ | % | 0.3 | 0.3 | 0.3 |
| UHP (Ultra-High Power) Graphite Electrode Standard: YB/T 4090-2000 | ||||
| Item | Unit | Diameter | ||
| Φ300-Φ400 | Φ450-Φ500 | Φ550-Φ700 | ||
| Electric resistivity≤ | μΩm | 3.0-5.5 | 3.0-5.5 | 3.0-5.5 |
| Flexure strength≥ | Mpa | 12.0-25.0 | 12.0-25.0 | 12.0-25.0 |
| Modulus of elasticity≤ | Gpa | 16.0 | 16.0 | 16.0 |
| Bulk Density≥ | g/cm3 | 1.70-1.90 | 1.70-1.90 | 1.70-1.90 |
| CTE(100-600ºC) ≤ | x10-6/ºC | 0.8-1.4 | 0.8-1.4 | 0.8-1.4 |
| Ash Content ≤ | % | 0.2 | 0.2 | 0.2 |
![]()
The graphite electrode for arc furnaces and ladle refining furnaces for steel industries/steel plant in steel making.
Graphite electrodes will be stored in a clean and dry place. It can be used both indoors and outdoors. Whether indoors or outdoors, the goods will be loaded and transported away as soon as possible. If it is rainy or cloudy, the electrodes will be covered in advance to prevent damage.
![]()
* High density, high temperature resistance, high mechanical strength and strong chemical stability.
* The surface can be treated with anti-oxidation.
* Corrosion resistance, strong acid and alkali resistance.
* Excellent thermal shock resistance, electrical conductivity and thermal conductivity.
* Strong wear resistance and lubricating performance.
* Long service life.
Application:
1. High quality and strictly inspected petroleum coke, needle coke as raw material.
2. Low specific resisvitiy
3. Low conspumption rate
4. Anti-oxidation, uniform strength
5. Good resistance to thermal shock
6. Perfect match betwee body and nipple.
7. Professional , experienced reliable and safe package & transportation
The core advantages of the product:
- Anti-oxidation treatment for longevity.
- High-purity,high-density,strong chemical stability.
- High machining accuracy,good surface finishing.
- High mechanical strength,low electrical resistance.
- Resistant to cracking & spalling.
- High resistance to oxidation and thermal shock.
Variety:
1. RP (Regular Power)
2. HP (High Power)
3. UHP (Ultra High Power)
4. RPI (Regular Power Impregnated)
(Notice: All of Graphite Electrodes is equipped to tapered nipple
Packing Details:
Wooden Case/Pallets with steel strips or As the customer's requirements
Port:
Tianjin Port, Qingdao Port
Leading Time:
Shipped in 15-30 days after payment
![]()
Raw material:
Made of high-quality low ash materials, such as petroleum coke, needle coke and coal pitch.
Production Process:
calcining,burdening,kneading,forming,baking and pressure impregnation, graphitizationand then precision machined with professional CNC machining.such of the products own characteristics.
Features:
- low resistivity
- good electrical conductivity
- low ash
- compact structure
- good anti oxidation and high mechanical strength
so it is the best conductive material for electric arc furnace and smelting furnace.
The Most Reliable Manufacturer For Graphite Products With Over 30 Years Experience:


