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Refractory concrete mixtures for the aluminum industry

Refractory concrete mixtures for the aluminum industry

They are used for lining of melting furnaces, mixers, electrolyzer edge and other zones of various thermal units of the aluminum industry

Technical characteristics

 

Norm for mark

 

BorAluCast

 

35 W*

60 WB

60 SB

70 WB

80 S

ТS 14-194-287-09

Mass fraction, %:

Al2O3, no less

Fe2O3, no more

CaO, in the limit of

BaO, in the limit of

 

35

3,5

-

-

 

60

-

1-2

3-6

 

60

-

1-2

3-6

 

70

-

1-2

3-6

 

80

-

1-2

-

Compressive resistance after heat treating, N/mm2, no less:
- 800°C

- 1100°C


35
-


-
25


-
25


-
40


-
35

Apparent density after heat treating, g/сm3, no less:

 

-800°C
-1100°C



1,70
-



-
2,70



-
2,65



-
2,65

 

-
2,75

Moisture content, %, no more

0,7

Grain size composition, %:

screen residue №7, no more

passage through the screen №0063, no less

 

10

30

 

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