Technical Data of Lightweight
Castables
Brand Name
Chimical Composition ( wt% ):-
- Silica ( SiO2 )
- Alumina ( Al
2
O
3
)
- Iron ( Fe2O3 )
- Lime ( CaO )
Phiysical Propertise:
- Max. service temp, ( °C)
- Grain size, * (mm)
- Water required, (%)
- Bulk density aftr drying at 110 °C, (g/cm3)
-Modulus of Rupture, (kg/cm2)
- after drying at 110 °C
- after firing at 800 °C
- after firing at 1100°C
-Cold Crushing Strength,(kg/cm2)
- after drying at 110 °C
- after firing at 800 °C
- after firing at 1100 °C
-Thermal Conductivity Coef-,( W/m.K)
- at 400 °C
- at 700 °C
- at 1000 °C
linear Change, (%)
- at 110 °C
- at 800 °C
ACR-Ins.
Cast-22
40.0 - 42.0
38.0 - 40.0
2 - 3
12 - 14
1250
0 - 4
38 - 42
1.0 ± 0.1
25
15
25
> 70
> 40
> 60
0.26
0.29
0.33
Nil
-0.5 _ -1.0
ACR-Ins.
Cast-25
28.0 - 30.0
50.0 - 52.0
2 - 3
12 - 14
1350
0 - 4
38 - 42
1.0 ± 0.1
25
15
25
> 70
> 40
> 60
0.35
0.38
0.40
Nil
-0.5 _ -1.0
ACR-Fire-Proof
40
39.0 - 44.0
35.0 - 40.0
5 - 6
10 - 12
1200
0 - 6
20 - 30
1.0 - 1.4
30
15
25
> 120
> 60
> 100
0.26
0.25
0.35
Nil
-0.5 _ -1.0
Developer : Mohamed Said Ramadan
© Alexandria Company for Refractories 2017