Henan Rongsheng Xinwei New Materials Research Institute Co., Ltd
High Quality Industrial Refractory Material Manufacturer And Supplier
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Description of High Quality Fused AZS-33/36/41 Bricks Zirconia Corundum Refractory Brick For Kiln and Furnace
Sintered Zirconia Corundum Bricks, also know as AZS bricks, can be made by Sintered or Fused.
AZS has good resistance to alkali steam and thermal shock. It is mainly used for flame space of glass furnace, arch brick and wall brick of regenerator and upper lattice, and also can be used for auxiliary bottom or material channel brick of Float glass furnace and daily use glass furnace.
Parameter of Zirconium Corundum brick
| Item | Index | |||
| AZS33# | AZS36# | AZS41# | ||
| Al2O3 % | Balance | |||
| ZrO2 % | 32 | 34 | 40 | |
| SiO2 % | 16 | 14 | 12.5 | |
| Fe2O3+TiO2+CaO+MgO+K2O+Na2O % | ≤2.5 | ≤2.5 | ≤2.0 | |
| Bulk Density (Dense part) g/cm3 | 3.7 | 3.75 | 4.0 | |
| Apparent Porosity % | 2.0 | 1.5 | 1.3 | |
| Glass Phase Initial Precipitation Temperature ℃ | 1400 | 1400 | 1400 | |
| Glass Phase Exudation % 1500℃×4h | 2.0 | 3.0 | 3.0 | |
| Static Resistance To Liquid Glass Erosion Depth mm/24h Ordinary Soda Lime Glass 1500℃×36h |
1.6 | 1.5 | 1.3 | |
| Bubble Precipitation Rate % Ordinary Soda Lime Glass 1300℃×36h |
2.0 | 1.5 | 1.0 | |
| Specific Gravity g/cm3 | PT/QX | 3.5 | 3.5 | 3.6 |
| ZWS | 3.6 | 3.6 | 3.8 | |
| WS | 3.65 | 3.7 | 3.9 | |