Graphite Electrodes

  • Model Type: RP,HP,UHP,SHP
  • Features 1: Stability Chemical
  • Features 2: Good Machinability
  • Features 3: High Electrical Conductivity
  • Features 4: High Thermal Conductivity
  • Features 5: High Temperature Resistance
  • Features 6: Low Thermal Expansion Coefficient
  • Advantage
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Introduction

Graphite electrode, also known as artificial graphite electrode, is based on petroleum coke and needle coke as the main raw materials, and coal pitch as the binder.After calcining, grinding, mixing and kneading, extrusion forming, roasting, asphalt impregnation, graphitization, machining and other series.A high temperature resistant graphite conductive material produced by the process.


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Graphite electrode is made from domestic first-class petroleum coke and high quality needle coke and are widely used in electric arc furnaces for the production of alloy steels, metal, and other nonmetallic materials, etc. The Graphite electrodes include regular power, high power, ultra-high power, and square electrodes. The range of diameters covers from 200mm to 700mm.

Graphite Electrodes

Graphite electrode has the advantages of low electrode consumption, fast processing speed, good processing performance, high processing precision, small thermal deformation, light weight, easy surface treatment, high temperature resistance, high processing temperature, electrode bonding and so on.


Application

Graphite electrodes are mainly used in electric arc furnace steelmaking, the working principle of graphite electrodes in steel refining involves generating high temperatures through an electric arc, melting the metal at the furnace’s base, and facilitating critical chemical reactions such as decarburization and alloying to produce high-quality steel.

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Technical Characteristics of Graphite Electrode RP, UHP:



Unit

AC Furnace

DC Furnace

350~450mm
14"~18"

500~700mm
20"~28

550~800mm
22"~32"

Features

RP

UHP

UHP

UHP

Bulk density

g/cm3

1.58~1.70

1.65~1.76

1.66~1.74

1.68~1.75

Specific resistance

μΩm

6.0~8.5

4.5~6.5

4.5~6.5

4.2~5.5

Young's modulus

kN/mm2

8~12

11~16

9~14

9~13

GPa

8~12

11~16

9~14

9~13

kgf/mm2

800~1,200

1,100~1,650

950~1,400

900~1,300

Bending strength

N/cm2

1,000~1,400

1,200~1,800

1,000~1,500

1,000~1,500

MPa

10~14

12~18

10~15

10~15

kgf/cm2

100~140

120~180

100~150

100~150

Thermal expansion coefficient
(R.T. to 400°C)

×10-6/゚C

0.8~1.5

0.8~1.5

0.5~1.0

0.5~0.9

×10-6/゚F

0.4~0.8

0.4~0.8

0.3~0.6

0.3~0.5

True density

g/cm3

2.20~2.23

2.20~2.23

2.20~2.23

2.20~2.23

Total porosity

23~29

20~26

21~26

20~25

Ash content

Less than 0.2

Less than 0.2

Less than 0.2

Less than 0.2





Advantage

  • 1 Year Warranty We can provide very professional commercial support, technical support and document support
  • 18 Years Experience We have extensive export experience in graphite products.
  • R&D Design Team Professional design and development team to provide you with professional and reasonable graphite product usage solutions
  • Quality Control Rigorous quality control process, each process process traceable, to provide customers with high quality products

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