Raw material basis

Light weight  fire clay

Max Service Temperature (°C)

1100

Dry castable required (Kg/m³)

980

Approximate amount of water required (liters/25 Kg)

11.5 – 12.5

Bulk density after drying at 110°C (Kg/m³)

1050

Grain size (mm)

0 – 5

Thermomechanical Properties:

Cold Crushing

Strength

(Kg/Cm²)

Modulus of

Rupture

(Kg/Cm²)

Linear

Change

(%)

After drying at  110 ° C

≥ 25

≥ 7

-0.8 to -0.2

After heating at 1000° C

≥ 30

≥ 7

– 0.8 to – 0.2

@ 400˚C

0.25

@ 600˚C

0.28 

@ 800˚C

0.32 

Al₂O₃

SiO₂

Fe₂O₃

CaO

MgO

TiO₂

Na₂O+K₂O+LiO₂

32

37.0

7

16

2

2.5

3.5