| Properties |
C.F.-7 |
H.F.-8 |
H.F.-13 |
H.F.K.-14 |
| Service Temperature in °c |
1050 |
1200 |
1300 |
1400 |
| Bulk Density in gms/cc (Max) |
0.80 |
0.85 |
1.10 |
1.20 |
| Apparent Porosity in % (Min) |
70 |
65 |
55 |
50 |
Cold Crushing Strength
in kg/cm²/(Min) |
12 |
15 |
30 |
30 |
Thermal Conductivity in
Kcal/M/Hr/ °c(Max)
at Hot face temp. of 600 °c (Max) |
0.20 |
0.23 |
0.30 |
0.35 |
Permanant Linear change
after re-heating (Max)
in % for 3 hrs at temperature of |
1.5
1050 |
1.5
1200 |
1.5
1300 |
1.5
1450 |
