Graphite Electrode

  

Graphite Electrode Specifications

Properties

Units

Values

 

RP

HP

UHP

Bulk Density

g/cm3

Electrode

1.58

1.65

1.65

Nipple

1.65

1.75

1.78

Electrical Resistivity

μΩm

Electrode

8.5

6.5

6.0

Nipple

5.0

4.0

4.0

Flexible Strength

MPa

Electrode

12.0

12.0

14.0

Nipple

16.0

16.0

18.0

Elastic Modulus

GPa

Electrode

8.0

10.0

12.0

Nipple

12.0

14.0

14.0

C.T.E.

10-6/

Electrode

2.9

2.2

1.4

Nipple

2.9

2.2

1.2

Ash

%

-

0.3

0.3

0.2

Length: 1000mm-2700mm.

Diameter: 75mm-450mm.

 


 

Carbon Electrode Specifications

Properties

Units

Values

S Grade

G Grade

Bulk Density

g/cm3

1.55

1.58

Electrical Resistivity

μΩm

45

38

Flexible Strength

MPa

3.5-7.5

4.0-7.5

Compressive Strength

MPa

19

20

Coefficient of Thermal Expansion

10-6/

3.2-4.8

3.0-4.6

Ash

%

2.5

2.0

Diameter: 500mm-700mm750mm-960mm1020mm-1400mm.