Cathode Blocks

1. BOTTOM BL OCKS

Grade of
blocks

Height(mm)

Width(mm)

LENGTH(mm)

SIZE

Tolerance

SIZE

Tolerance

SIZE

Tolerance

PBGU-0

400

± 3

550

+5,-10

800-3500

± 10

PBGU-0

400

± 5

550

+5

1350,1800

± 5

PBGU-1

400

± 10

550

± 10

800-3500

± 10

PBGU-1

400

± 5

550

± 5

1350,1800

± 5



2. PHYSICAL-MEHANICAL PROPERTIES OF THE BLOCKS

I N D I C E S

PBGU-0

PBGU-1

Compression strength

Mpa

25-45

25-45

Thermal conductivity

Wt/mk

8,0

5,0

Porosity %

%

22

22

Specific electrical resistance

mkOhmxm

45

50

Ash %

%

4

5

Relativ extention

%

0.8

0.9


3. SIDEBLOCKS

Grade of blocks

Height,H

Width,B

Length,L

Nominal

Tolerance

Nominal

Tolerance

Nominal

Tolerance

BB

115

±10

400

+ - 5

600

± 5

200

600

± 5

+15

550

± 10

730

± 5

- 5

800

± 5

BU

200

400

± 10

800

± 5

+15

450

± 10

730

± 5

-5

500

± 10

650

± 5


4. INDICES

1. Compression strength

MPa(kg/cm²)

29,4(300)
23,5(240)

2. Thermal conductivity

Wt/mK

4,0

3. Relativ extention %

%

0.9

4.Tolerance

1,0