Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:10 m.t.
Supply Capability:100000 m.t./month
General Information
1.Silica brick is the main refractory bricks used in glass melting furnace;its main crystal phase is Tridymite.
2. Silica brick for glass melting furnace is used in building checker chamber, chute, combustion chamber,coking chamber,and furnace arch etc.
3. Silica brick for glass furnace have following characters:
(1)High refractoriness under load.
(2)High heat conductivity.
(3)Good thermal shock resistance.
(4)Solidity stable of capacity in high temperature.
Specifications:
The silica bricks for HBS
Silica fire brick for coke oven
High density silica fire brick
Semi-silics fire brick for coke ove
Feature
Superior resistance to acids (including oxidizing)
Resistance to chlorine
Resistance to thermal shock and pressure changes
Low thermal and chemical expansion
Technical Data
| Silica brick for hot blast furnace | |
| Item | HBF-95 |
| SiO2 | ≥ 95 |
| Al2O3 | ≤ 1.0 |
| Fe2O3 | ≤1.3 |
| Apparent porosity % | ≤22(24) |
| Cold crushing strength MPa | ≥45(35) |
| Remaining quarts % | ≤1.0 |
| Refractoriness under load ºC | ≥1650 |
| Creep(0.2Mpa ×1550ºC×50h) % | ≤0.8 |
| Thermal expansion coefficient (1000ºC) % | ≤1.25 |
| Apparent density g/cm ³ | ≤2.32 |
Photos for Applications
