Nl46 UHP HP RP Carbon Graphite Electrode for Lf and Electric Arc Furnace Graphite Electrode

Place of Origin China
Brand Name Chaoyo
Certification QA/QC
Model Number graphite electrode
Minimum Order Quantity 25tons
Price USD1000/MT
Packaging Details wooden pallet
Delivery Time 10-15days
Payment Terms TT/LC
Supply Ability 300 Metric Ton/Metric Tons per Month
Product Details
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
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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
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Diameter 100-700mm Length 1500-2700mm
Product Description

Nl46 UHP HP RP Carbon Graphite Electrode for Lf and Electric Arc Furnace Graphite Electrode​

 

Graphite electrode is made from the domestic first class petroleum coke and high quality needle coke and widely used in the electric arc furnaces for production of alloy steels, metal and other nonmetallic materials, etc. The Graphite electrodes include: regular power, high power, ultra high power and square electrode. The range of diameters covers from 200mm to 800mm.

Our products own the following characteristics: low electric resistivity, good electrical and thermal conductivity, high oxidation resistance, greater resistance to thermal and mechanical shock, high mechanical strength, high machining accuracy.


Product Advantage

* 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. Electric arc steelmaking furnace.
2. Ore-heating furnaces.
3. Resistance furnaces.
 
Specifications for RP, HP, UHP graphite electrodes with nipples:
RP HP UHP
Electrode:
Bulk Density≥ 1.56g/cm3
Specific Resistivity≤ 8.5μm
Bending Strength≥ 10.0MPa
Elastic Modulus≤ 9.3GPa
Thermal Expansion Coefficient≤ 2.7x10 -6/°C
Ash≤ 0.5%

Nipple:
Bulk Density≥ 1.68g/cm3
Specific Resistivity≤ 7.0μm
Bending Strength≥ 14.0MPa
Elastic Modulus≤ 13.7GPa
Thermal Expansion Coefficient≤ 2.5 x10 -6/°C
Ash≤ 0.5%
Electrode:
Bulk Density≥ 1.65g/cm3
Specific Resistivity≤ 6.5μm
Bending Strength≥ 12.0MPa
Elastic Modulus≤ 10.0GPa
Thermal Expansion Coefficient≤ 2.2x10 -6/°C
Ash≤ 0.3%

Nipple:
Bulk Density≥ 1.74g/cm3
Specific Resistivity≤ 5.5μm
Bending Strength≥ 16.0MPa
Elastic Modulus≤ 14.0GPa
Thermal Expansion Coefficient≤ 2.0 x10 -6/°C
Ash≤ 0.3%
Electrode:
Bulk Density≥ 1.68g/cm3
Specific Resistivity≤ 5.8μm
Bending Strength≥ 16.0MPa
Elastic Modulus≤ 14.0GPa
Thermal Expansion Coefficient≤ 1.9x10 -6/°C
Ash≤ 0.2%

Nipple:
Bulk Density≥ 1.76g/cm3
Specific Resistivity≤ 4.5μm
Bending Strength≥ 18.0MPa
Elastic Modulus≤ 16.0GPa
Thermal Expansion Coefficient≤ 1.4 x10 -6/°C
Ash≤ 0.2%

 

 

 

Actual diameters Actual lengths
Mm Mm MAX MIN Rough spot Length Tolerance Shot Ruler size
200 8 204 201 198 1600 ±100 -275
250 10 256 252 248 1600
1800
300 12 307 303 299
350 14 357 353 347
400 16 409 404 400 1600
1800
2000

 
450 18 460 455 451
500 20 511 506 502
600 24 613 607 604
780 31.2 782 776 774 2000
2200
2400
±100 -400
800 32 802 796 794
870 34.8 872 866 862
900 36 902 896 892
920 36.8 922 916 912
960 38.4 962 956 952
1020 40.8 1022 1016 1012


2200
2600
2800
1060 42.4 1062 1056 1052
1100 44 1102 1092 1092
1146 45.8 1148 1140 1138
1197 47.9 1199 1191 1189
1250 50 1252 1244 1242
1272 50.9 1274 1266 1264
1305 54.4 1307 1299 1297
1321 52.8 1323 1315 1313
1400 56 1402 1394 1392

 

 

Nl46 UHP HP RP Carbon Graphite Electrode for Lf and Electric Arc Furnace Graphite Electrode 0

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.

 

Specification
Specification Regular power High power Ultra high power
Specific ResistanceμΩ•m(max) Electrode 8.5 6.5 5.5
Nipple 6.5 5.5 4.5
Bulk densityg/cm3(min) Electrode 1.54 1.63 1.68
Nipple 1.69 1.73 1.75
Modulus of rapture Mpa(min) Electrode 8.5 10.5 11.0
Nipple 15.0 16.0 20.0
Yong’s Modulus Gpa(max) Electrode 9.3 12.0 14.0
Nipple 14.0 16.0 18.0
Ash% (max) Electrode 0.5 0.3 0.2
Nipple 0.5 0.3 0.3
CTE(100-600)10-6 Electrode 2.9 2.2 1.5
Nipple 2.8 2.0 1.4

Nl46 UHP HP RP Carbon Graphite Electrode for Lf and Electric Arc Furnace Graphite Electrode 1

* 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:

  1. Anti-oxidation treatment for longevity.
  2. High-purity,high-density,strong chemical stability.
  3. High machining accuracy,good surface finishing.
  4. High mechanical strength,low electrical resistance.
  5. Resistant to cracking & spalling.
  6. 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

 

Nl46 UHP HP RP Carbon Graphite Electrode for Lf and Electric Arc Furnace Graphite Electrode 2

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:

 


 

High Quality Materials: High-purity needle coke & low quinoline insoluble coal tar pitch, ash ≤0.5%, dense structure, ensuring stability for high-temperature work.
 
Excellent Performance:High temp resistance ≥3000℃, resistivity ≤8.0μΩm, excellent conductivity, 8%-12% lower loss than industry average, reducing costs.
 
Full Customization: 150-750mm size, covering RP/HP/UHP series, suitable for EAF, ladle furnaces and other scenarios.
 
Strict Quality Control: Multiple precision processes, 100% qualification rate for each batch.
 
Factory Direct: Own base, monthly output 5000 tons, no middlemen, high cost-performance, supporting small trial orders and stable supply.
 
Ultra High Power (UHP) Graphite Electrode, Needle Coke Material, For Steel Smelting, Customizable.
 
High Power Graphite Electrode 150-700mm for EAF, High Temp Resistance, Low Loss, Factory Direct
 
Regular Power (RP) Graphite Electrode, High Strength, Excellent Conductivity, For Metallurgy & Chemical.
 
EAF Graphite Electrode ,Steel Smelting Graphite Electrode,Custom Graphite Electrode,Graphite Electrode Manufacturer