Home > Products > Monolithic Refractories > Refractory Castable > Corundum Mullite Castable
Capacity:3000 MT per month
Main Raw Material:Mullite or corundum
Application:Cement and lime Kiln, or other industrial kilns.
Color:Grey
Product Introduction
Corundum mullite refractory castable has the common advantages of corundum castable and mullite castable.
Features
1.High temperature strength. 2.Thermal shock resistance. 3.Structural spalling resistance. 4.Good thermal shock resistance. 5. Good chemical resistance.
Application
It can be used for the anti-wear lining of large-scale power station boilers, the lining of other high-temperature furnaces,large cement kiln front and rear kiln mouth, coal injection pipe and other parts of industrial kiln lining.
Technical Data
| Item | CNCM-75 | CNCM-85 | CNCM-95 | |
| Al2O3(%) ≥ | 75 | 85 | 95 | |
| SiO2(%) ≥ | 20 | 10 | 2 | |
| CaO(%) ≥ | 2.5 | 1.5 | 1.2 | |
| Bulk Density(g/cm³) | 110℃≥ | 2.7 | 2.8 | 2.9 |
| 815℃≥ | 2.75 | 2.85 | 3 | |
| 1100℃≥ | 2.8 | 2.9 | 3.1 | |
| Crushing Strength(Mpa) | 110℃ ≥ | 60 | 120 | 140 |
| 815℃ ≥ | 70 | 120 | 140 | |
| 1100℃ ≥ | 80 | 120 | 140 | |
| Modulus of Rupture(Mpa) | 110℃ ≥ | 8 | 22 | 22 |
| 815℃ ≥ | 9 | 21 | 18 | |
| 1100℃≥ | 12 | 20 | 18 | |
| Thermal Shock(900℃ water) times ≥ | 20 | 20 | 30 | |
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