Refractory products for aggregates for coke production

SHK-28

SHK-35

SHK-37

SHK-39

SHK-41

ТS 1543-004-73399783-2011

Mass fraction, %:

Al₂O₃, no less

28

35

37

39

41

Fe₂O₃, no more

not applic.

not applic.

3,5

2,5

1,5

Compressive resistance, N/mm²   ,no less               

12 (15*)

20 (25*)

20 (30,35,40*)

40

70

Open proposity, %, no more

28

20

in the limit 12-22

18

12

Residual changes in the sizes during heating, %, no more, at the temperature:

1350 °C

0,6

0,4

0,4

0,3

-

1450 °C

-

-

-

-

0,2

Refractory property, °C, no low

1670

1710

1730

1730

1750

Thermal resistance, thermal cycling , no less

not applic.

2**

not applic.

not applic.

not applic.