| Properties |
Value |
LC70S001A |
LC70S001B |
LC70S002A |
LC70S002B |
| Thermal Properties |
|
|
|
|
|
| Max. Service Temperature |
(oC) |
1650 |
1600 |
1600 |
1650 |
| Permanent Linear Change |
% |
-0.20 |
negligible |
-0.97 |
+1.31 |
| After heating at Temp. |
oC |
1650 |
1500 |
1500 |
1500 |
| Thermal Conductivity at 600 oC |
kcal/hr.m.oC |
1.39 |
1.76 |
|
1.75 |
| Thermal Conductivity at1000 oC |
kcal/hr.m.oC |
1.44 |
1.72 |
|
1.94 |
| Chemical Properties |
|
|
|
|
|
| Alumina (Al2O3) |
% |
68.0 |
72.0 |
71.20 |
69.09 |
| Iron Oxide (Fe2O3) |
% |
1.1 |
1.8 |
1.30 |
0.98 |
| Physical Properties |
|
|
|
|
|
| Cold Crushing Strength at 110oC |
kg/cm2 |
600 |
800 |
750 |
668 |
| Dry Density |
g/cm3 |
2.7 |
2.72 |
2.70 |
2.68 |
| Max. Grain Size of Aggregates |
mm |
12.5 |
12.5 |
6.0 |
6.0 |
| Approx. Amount of Water Required for Casting |
% |
5.0-6.0 |
4.5-5.5 |
5.5-6.5 |
5.5-6.5 |
