Typical application
PROMOLD E is dedicated to superstructure application of enamel glass furnaces.
Very resistant to vapours corrosion of a broad spectrum of enamel chemistries and adapted to discontinuous operating conditions of enamel glass production.
If mortar is required, use PROMOLD MORTAR.
Chemical and physical properties
Microstructure
Image
Typical chemical composition
Typical crystallographic analysis
Main phase:
- corundum
- monoclinic zirconia
Physical characteristics
| Description | International standards | British standards |
|---|---|---|
| Refractoriness under load of 2 105 Pa, at 0.5% | 1,650°C | 3,002°F |
| Cold crushing strength | >1000Mpa | >14,504psi |
| Linear thermal expansion | 6 10-6K-1 | 3.3 10-6°F-1 |
| Thermal conductivity at 1,000°C | 2.7 W.m-1.K-1 | 18.7 BTU in hr-1ft-2°F-1 |
| Apparent porosity | 14.5% | 14.5% |
| Typical bulk density | 3.1g/cm3 | 194pcf |
Storage
The sintered alumina-zirconia-silica (AZS) with 30% zirconia, PROMOLD E solution must be stored in a dry environment protected from weather conditions.