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Fused Cast Brick

DY-33

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.

Typical Chemical Component
Typical Crystal Phase Analysis

1. Vitreous phase 21%
2. Zirconia (baddeleyite) 32.5%
3. Alumina (corundum) 46.5%

Physical Properties
Specific gravity 3840kg /m3
Cold compressive strength >200Mpa (2000kg/cm2)
Softening point (0.2Mpa) >1700 ℃
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