Typical application
C12LS mainly apply in the melters and feeders metal line of reinforcement and textile fiber glass furnaces where refractories are in contact with the glass and the atmosphere. It is particularly suitable in oxy-gas melting furnaces.
Chemical and physical properties
Microstructure
Image
Typical chemical composition
Typical crystallographic analysis
Main phase: chromic oxide
Physical characteristics
| Description | International standards | British standards |
|---|---|---|
| Cold modulus of rupture | 75Mpa | 10,877.8psi |
| Coefficient of thermal expansion at 1,000°C | 7.9 10-6/°C | 4.4 10-6°F-1 |
| Thermal shock resistance | low | low |
| Porosity | <0.5% | <0.5% |
| Typical bulk density | 4.65g/cm3 | 290pcf |
Storage
The low-sublimation sintered dense high chrome, C12LS solution must be stored in a dry environment protected from weather conditions.