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Fused Cast Block Zirconia Corundum Block Refractory Block

Fused cast AZS block is mainly applied to all the melting pool where directly gets in touch with the glass liquid such sidewall, paving of working end, doghouse bricks, super structure, fore hearth, throat, bubbling brick, corner brick, etc.
Quantity:
  • AZS-36
  • Dezhen
  • 690220

Zirconia Corundum Brick Product Parameters

The parameter of Zirconia corundum brick 
ItemAZS-33AZS-36AZS-41
Al2O3%standardstandardstandard
ZrO2%≥33≥33≥41
SiO2%≤16≤14≤13
Fe2O3+TiO2%≤0.3≤0.3≤0.3
Bulk density,g/cm33.5-3.63.753.9
Cold Crushing strength MPa350350350
Thermal expansioncoefficient(1000ºC)0.800.800.80
Exudation temperature of glass         phase°C140014001400
Baddeleyite323540
Glass phase211817
α-corundum474743

Advantages

1. Compact microstructure

2. Good erosion resistibility to molten glass

3. Good thermal shock resistibility, high compression resistance

4. Barely rendering blister

5. A variety of formats and shapes for furnace different working areas


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