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 CARBON PRODUCTS

 

   

Carbon Cathode (for Aluminum Plant)

                                  

KS Series-Cathode BlocksSidewall Carbon BlocksCorner Carbon Blocks for Aluminum Industry .Typical Specifications

 


 

KS-GB

KS-G

KS-G1

KSA10

KS82

KS73

KS55

Electrical Resistivity        μΩm

20

13

11

50

40

37

28

Thermal Expansion Coefficient   10-6/k

3.8

3.53

3.53

3.8

3.8

3.8

3.8

Ash Content 

1.2

1

1

5

5

4

4

Elastic Modulus pa

10

8

14

-

-

-

-

Sodium Expansion Rate       %

0.3

0.2

0.2

-

-

-

-

Open Porosity %

22

27

22

17

17

19

21

Thermal Conductvity at 30°C w/mk

25

80

100

9

10

12

18

Compressive Strength Mpa

25

22

28

30

30

30

28

Modulus of Rupture Mpa

10

10

12

6

6.5

8.3

8.5

Bulk Density g/cm3

1.62

1.6

1.7

1.56

1.57

1.58

1.58

Real Density g/cm3

2.1

2.17

2.17

1.85

1.89

1.92

1.93

Notes

  • KSA10 100% ECA
  • KS82 is cathode block with 20% graphite added, KS73 is cathode block with 50% graphite added. KS55 is cathode block with 50% graphite added.
  • KS-GB is 100% graphite added.
  • KS-G is fully graphitized cathode block. KS-G1 is fully graphitized cathode block with 1 pitch impregnation.

 

 

 
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