Zirconium Castable
Castable
Item Code：A4303
Zirconium castable, which is mainly made from aggregate of zirconium mullite brick slag, fine powder and unique liquid silica sol adhesive, is a multicomponent system to the clients.
Application
Zirconium castable is able to be applied in integral casting glass furnace crown structure, flame space, tuckstons, etc. In addition, it can be used as reinforcing components of side wall and other parts which directly contact with glass melt.
Characteristics
Zirconium castable owns high compressive strength and thermal shock resistance, and good fluidity as well as plasticity during construction.
Physical and Chemical Indicators
| Performance | Item | Indicators |
| Chemical composition after calcination（%） | SiO2 | 16.0-19.0 |
| ZrO2 | 18.0-23.0 | |
| Al2O3 | 57.0-63.0 | |
| CaO | <0.4 | |
| Fe2O3 | <0.4 | |
| TiO2 | <0.4 | |
| Physical properties |
AP（%） | 14-17 |
| BD（g/cm3) | 3.04-3.13 | |
| CCS （Mpa） 816℃ 1400℃ | 34.5-41.1 61.1-71.0 | |
| Applied limit temperature℃ | 1750 | |
| Linear change on reheating（%） | -0.1 ～ 0.7 | |
| Water content（%） | 0 |