• Producer of Graphite Scrap (big size)
  • Producer of Graphite Scrap (big size)
  • Producer of Graphite Scrap (big size)
  • Producer of Graphite Scrap (big size)

Producer of Graphite Scrap (big size)

Type: Graphite Electrodes
Composition: C
Carbon Content: High-Carbon
Grade: RP
Forming Way: Extruded Graphite
Crystal Morphology: Graphiting

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Basic Info.

Model NO.
YJ
Size
200-600mm
Resistivity
5.5
Application
Steel Making
Bulk Density
1.72
Transport Package
Wooden Cases
Specification
RP/HP/UHP
Trademark
YJ
Origin
Shandong Dezhou
HS Code
85451100
Production Capacity
25000mt

Product Description

Linyi Yanjun Carbon Material Co., Ltd. produces regular power, high power and ultra-high power Graphite Electrode, using high-quality petroleum coke, needle coke, coal tar pitch and other raw materials, after calcining, crushing, sieving, batching, mixing-kneading, forming, baking, impregnation, graphitization and machining with compact and uniform structure, good electrical and thermal conductivity, high mechanical strength, strong anti-oxidation and anti-corrosion at high temperatures, widely used in electric arc furnaces and ladle furnace for steel making, also used for smelting yellow phosphorus, industrial silicon, brown corundum and other alloys and non-metallic materials on the furnaces.

Specitications of Regular Power,High Power,Ultra-high Power Graphite Electrode
 

Itme

Unit
/mm   Norminal diameter (mm)

Regular Power

High Power

Ultra-high Power
75-130 150-225 250-300 350-450 500-800 200~400 450~500 550~700 300~400 450~500 550~650 700~800

HG
FG
HG
FG
HG
FG
HG
FG
HG
FG
Electrical Resistivity


MAX
Electrode μΩ·m 8.5 10.0 9.0 10.5 9.0 10.5 9.0 10.5 9.0 10.5 7.0 7.5 7.5 6.2 6.3 6.0 5.8

Nipple
8.0 8.0 8.0 8.0 8.0 6.3 6.3 6.3 5.3 5.3 4.5 4.3

Flexural
 strength      
MIN
Electrode MPa 10.0 10.0 8.0 7.0 6.5 10.5 10.0 8.5 10.5 10.5 10.0 10.0

Nipple
15.0 15.0 15.0 15.0 15.0 17.0 17.0 17.0 20.0 20.0 22.0 23.0
Elastic modulus

MIN
Electrode GPa 9.3 9.3 9.3 9.3 9.3 14.0 14.0 14.0 14.0 14.0 14.0 14.0

Nipple
14.0 14.0 14.0 14.0 14.0 16.0 16.0 16.0 20.0 20.0 22.0 22.0

Bulk density      
MIN
Electrode g/cm3 1.58 1.53 1.53 1.53 1.52 1.60 1.60 1.60 1.67 1.66 1.66 1.68

Nipple
1.70 1.70 1.70 1.70 1.70 1.72 1.72 1.72 1.74 1.75 1.78 1.78

C.T.E(100ºC-600ºC)     
MAX
Electrode 10-6/ºC
 
2.9 2.9 2.9 2.9 2.9 2.4 2.4 2.4 1.5 1.5 1.5 1.5

Nipple
2.7 2.7 2.8 2.8 2.8 2.2 2.2 2.2 1.4 1.4 1.3 1.3

Ash       

MAX
Electrode % 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5

Nipple
:YB/T 4088,4089,4090
 The above indicators comply with the national black metal industry standard YB/T 4088,4089,4090.


Producer of Graphite Scrap (big size) Producer of Graphite Scrap (big size) Producer of Graphite Scrap (big size)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%
 

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