Spalling-Resistant High-Alumina Brick & High-Alumina Brick Series
A cement kilns-grade refractory product engineered for reliable high-temperature service.
Spalling-Resistant High-Alumina Brick & High-Alumina Brick Series
A cement kilns-grade refractory product engineered for reliable high-temperature service.
The following table lists the key technical properties of Spalling-Resistant High-Alumina Brick & High-Alumina Brick Series. For full data sheets, mix-design recommendations or installation instructions, contact our engineering team.
Technical Specifications
|
Product Name |
Spalling-resistant high-alumina Brick |
lightweight spalling-resistantHigh-Alumina Brick |
High-Alumina Brick | ||||
|
Grade No. |
YRS-70 |
YRS-75 |
JY-Ⅰ |
JY-Ⅱ |
LZ-81 |
LZ-78 | |
|
chem |
Al2O3(%) |
≥70 |
≥75 |
>70 |
>65 |
≥81 |
≥78 |
|
Fe2O3(%) |
- |
- |
- |
- |
1.5 |
1.6 | |
|
SiO2(%) |
- |
- |
- |
- |
14 |
14 | |
|
Physical properties |
Refractoriness(℃) |
1780 |
>1780 |
>1790 |
1770 |
- |
- |
|
Bulk Density(g/cm3) |
2.6 |
2.7 |
>2.1 |
>2.3 |
2.8 |
2.8 | |
|
Apparent Porosity(%) |
≤25 |
≤25 |
<33 |
<29 |
18 |
18 | |
|
Refractoriness Under Load (RUL)T0.6(℃) |
1470 |
1500 |
1500 |
1450 |
1530 |
1530 | |
|
Cold Crushing Strength (CCS)(MPa) |
≥70 |
>80 |
>70 |
>60 |
85 |
85 | |
|
Thermal Conductivity(w/m.k) |
1.4 |
1.4 |
0.55 |
0.65 |
- |
- | |
|
Thermal Shock Stability1100℃-Water Cooling( times) |
≥20 |
≥25 |
>25 |
>20 |
- |
- | |
Application
Suitable for use in the Wear-Resistant Refractories for Cement Kilns. This product page has been viewed 2946 times.