|
Mullite Series Refractory Castable
【Performance Characteristics】
Low creeping, strong anti-chemical erosion property, high strength, wear resistant, little heat expansion, thermal shock resistance,
Short period of maintenance, mould removal and drying; not likely to burst.
【Using Position】
The middle and back sections of coal burner, and the front and the back hoods
|
Model |
LC-M60 |
LC-M65 |
LC-M70 |
|
Maximum service temperature℃ |
1550 |
1600 |
1650 |
|
Bulk density g/cm3 |
110℃×24h |
2.50 |
2.60 |
2.70 |
|
Chemical composition % |
Al2O3 |
≥60 |
≥65 |
≥70 |
|
SiO2 |
≤30 |
≤25 |
≤20 |
|
SiC |
－ |
－ |
≥5 |
|
Bending strength/Crushing strength MPa |
110℃×24h |
≥10/40 |
≥11/50 |
≥11/60 |
|
1400℃×3h |
≥12/65 |
≥12/70 |
≥12/80 |
|
Linear change rate % |
1400℃×3h |
±0.5 |
±0.5 |
±0.5 | |
