Mullite Lightweight Castable
Capacity:1000 tons per month
Color:Grey
Package:Export ton bag
Product Introduction
Mullite lightweight castable is made of mullite hollow spheres, alumina hollow spheres, ultrafine powder, etc. and aluminate cement is added as the main binder.
Features
1.Good insulation performance. 2.High Service temperature. 3.High strength.
Application
It is suitable for use as the working lining of various industrial kilns and other high-temperature energy-saving parts.
Technical Data
| Item | CNMC-60 | CNMC-65 | CNMC-70 |
| AL2O3 % | 59~61 | 64~65 | 68~70 |
| Bulk Density g/cm³（1000℃*3h） | 1.25~1.4 | 1.45~1.5 | 1.5~1.6 |
| Linear Change(Firing at 1350℃)% | -(0.2~0.3) | 0~-0.2 | ±0.2 |
| Modulus of Rupture(Firing at 1350℃) (Mpa) | 1.5~2.5 | 2.5~3.5 | 3.0~4.5 |
| Thermal Conductivity W/m.k(800℃) | 0.4~0.45 | 0.45~0.5 | 0.5~0.55 |
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Mullite Lightweight Castable