| Place of Origin: | China (Mainland) |
|---|---|
| Brand Name: | winna |
| Model Number: | |
| Type: | high alumina brick |
| Porosity: | Solid |
| Size: | meet your requirements |
| Color: | |
| Function: | |
| Feature: | |
| Technique: |
Quick Details
Specifications
High purity high alumina bricks is mainly on alpha-Al2O3 crystal phase with very compact organizational structure, with high refractoriness and high temperature structure strength,
and good high-temperature chemical stabilization,
which is applied to cooling pool and superstructure of glass kiln, as well as non-ferrous metal smelting furnace and high-temperature tunnel kiln and etc.
Technical specifications:
|
Chemical composition |
RH-H |
|
Al2O3 |
98.5% |
|
SiO2 |
0.4% |
|
Na2O |
0.9% |
|
Fe2O3 |
Tiny |
|
TiO2 |
Tiny |
|
Physical properties |
|
|
True density |
3.94g/cm3 |
|
Cold crushing strength |
≥250MPa |
|
Thermal expansion rate at 1000deg.C |
0.88% |
|
Thermal expansion rate at 1500deg.C |
1.32% |
|
Bulk density |
≥3.30g/cm3 |
|
≥3.60g/cm3 |
|
|
Glass phase |
0-1 |
|
Alpha-corundum |
90-95% |
|
Beta-corundum |
5-10% |