![Sijihuo Refractory](https://ru.allrefractory.com/wp-content/themes/xz-sijihuo/img/logo.jpg)
Color: Grey
Refractoriness: 1670℃
Application: As binder or fire brick masonry
Package: 25-50kg/bag
Type: CA50 CA60 CA70
Type | CA50-high alumina cement | |
Material | Aluminium silicate cement | |
Refractoriness.(℃) | 1460 | |
Specific surface area ≥ (m2/kg) | 300 | |
Chemical analysis, % | Al2O3≥ | 50~60 |
SiO2≤ | 8 | |
CaO | 30~39 | |
Fe2O3≤ | 2.5 | |
Cold crushing strength (Mpa) |
1DAYS | 40 |
3DAYS | 50 | |
Cold bending strength (Mpa) | 1DAYS | 5.5 |
3DAYS | 6.5 | |
Initial setting time≤ | 30mins | |
Final setting time | 6h | |
Application | as binder or additives and brick masonry |