ng>Fire clay brick SK-32ng>

ng>Itemng>

ng>Standardng>

AI2O3(%)

30

Fe2O3 (%)

3

Refractoriness (SK)

32

Refractoriness under load, 0.2MPa, Ta, ((°C)

1300

Porosity (%)

22-26

Bulk density (g/cm³)

2.05

Cold crushing strength (MPa)

25

Thermal expansion at 1000°C (%)

0.6

ng>Fire clay brick SK-34ng>

ng>Itemng>

ng>Standardng>

AI2O3(%)

38

Fe2O3 (%)

2.5

Refractoriness (SK)

34

Refractoriness under load, 0.2MPa, Ta, ((°C)

1350

Porosity (%

19-23

Bulk density (g/cm³)

2.10-2.15

Cold crushing strength (MPa)

25

Thermal expansion at 1000°C (%)

0.6

ng>Fire clay brick SK-36ng>

ng>Itemng>

ng>Standardng>

AI2O3(%)

50

Fe2O3 (%)

2

Refractoriness (SK)

36

Refractoriness under load, 0.2MPa, Ta, ((°C)

1450

Porosity (%

20-24

Bulk density (g/cm³)

2.30-2.40

Cold crushing strength (MPa)

45

Thermal expansion at 1000°C (%)