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High quality casting refractory 33# AZS fire brick
1). Fine resist glass liquor erossion
2).Used in glass furnace working line
High quality casting refractory 33# AZS fire brick
1.Properties:
|
Item No.: HXAZS-33 |
Properties |
|
Al2O3 |
Allowance |
|
ZrO2 |
32-36% |
|
SiO2 |
≤16.5 |
|
Na2O |
≤1.5 |
|
Fe2O3 +TiO2 +CaO+MgO+ Na2O+K2O+B2O3 |
≤3.0 |
|
Fe2O3+TiO2 |
≤0.3 |
|
Bulk density(dense areas) g/cm3 |
≥3.65 |
|
Apparent porosity(dense areas)% |
≤2.0 |
|
Resisting glass flow corroding speed in static state mm/24h (common natrium calcium glass1500°C,36h) |
≤1.70 |
|
Glass phase initial pyrolysis temperature °C |
≥1100 |
|
Bubble exhalation rate %(common natrium calcium glass 1300°C,10h) |
≤5.0 |
|
Glass phase effusion rate % |
--- |
|
Thermal expansion coefficient(1000°C) % |
--- |
2. Application:
Mainly used as working line in the glass furnace industry, and others industry.
