Mullite Castables
Brand |
Mullite Castables |
|||
MP-45 |
MP-60 |
MP-70 |
||
Chemical composition |
Al 2 O 3 |
≥ 45 |
≥ 60 |
≥ 70 |
CaO |
≤ 2.0 |
≤ 2.0 |
≤ 2.0 |
|
Bulk density (g/cm 3 ) |
≥ 2.3 |
≥ 2.3 |
≥ 2.5 |
|
Bending Strength (MPa) |
11 0 ℃ After drying at |
≥ 4.0 |
≥ 4.0 |
≥ 4.0 |
℃ ×3h After firing at |
1350 ≥ 8 |
1350 ≥ 10 |
1350 ≥ 10 |
|
Crushing Strength (MPa) |
11 0 ℃ After drying at |
≥ 20 |
≥ 20 |
≥ 20 |
℃×3h After firing at |
1350 ≥ 40 |
1350 ≥ 45 |
1350 ≥ 50 |
|
℃×3h Linear Change Rate After Firing |
1350 ± 0.5 |
1350 ± 0.5 |
1350 ± 0.5 |
|
Service Temperature (℃) |
1400 |
1500 |
1600 |
|