DY-33 series of fused cast brick is an aluminum-zirconium-silicon fused cast refractories, the ZrO2 content reaches 33%. With good castability, it can be made into special shaped brick.
1. Vitreous phase 21%
2. Zirconia (baddeleyite) 32.5%
3. Alumina (corundum) 46.5%
|Specific gravity||3840kg /m3|
|Cold compressive strength||>200Mpa (2000kg/cm2)|
|Softening point (0.2Mpa)||>1700 ℃|