High Alumina Binders (Calundum)
| Zoom View |
|
Item Code: CALUNDUM
We provide High Alumina Binders (Calundum) of Medium Purity 48% Alumina Cement. |
|
| Chemical Analysis % |
Typical Value |
Specification |
| LOl |
0.50 |
- |
| SiO2 |
5.60 |
- |
| Fe2O3 |
0.20 |
5.00max |
| TiO2 |
6.60 |
- |
| CaO |
32.80 |
- |
| Al2O3 |
49.00 |
48.00min |
| MgO |
1.00 |
- |
|
| Physical Properties : |
Typical Value |
Specification |
| CCS kg/cm2 of 1:3 vibrated mortar using standard graded sand |
|
|
| After 1 day |
400 |
380 min |
| After 3 days |
470 |
450 min |
| Specific surface area, cm2/gm |
3450 |
3400 min |
| Setting time, min |
|
|
| Initial |
40 |
30 min |
| Final |
150 |
400 max |
|
| |
|
| Thermal Properties : |
Typical Value |
Specification |
| Refractoriness, Orton / °C |
14/1398 |
13/14 (1349/1398) min |
|
| Mineralogical Properties : |
Typical Value |
Specification |
| Mineralogy |
|
|
| Major Phase |
CA |
- |
| Minor Phase |
C12A2, C2AS, C4AF |
| Final |
150 |
400 max |
|
|
|
