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OUR CREDENTIALS
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HIGH
ALUMINA CEMENT <<
|
Calcem-50 |
Calcem-70 |
Calcem-75 |
| Chemical: |
- |
- |
- |
| Al2O3
%Min |
45.0 |
68.0 |
72.0 |
| Fe2O3
% Max. |
4.5 |
0.30 |
0.25 |
| CaO% Max. |
34.0 |
30.0 |
26.0 |
| SiO2
% Max. |
5.5 |
1.0 |
0.5 |
| Physical: |
- |
- |
- |
| Setting time (in minutes) |
- |
- |
- |
| Initial, min. |
50.0 |
30.0 |
40.0 |
| Final, max. |
400.0 |
400.0 |
400.0 |
| CCS (kg/cm2 ), min |
- |
- |
- |
| After 1 day |
350 |
350 |
400 |
| After 1 day cured + 110oC/24 hrs |
- |
550 |
600 |
| After 3 days |
450 |
- |
- |
| Refractoriness
(Orton / oC) Min |
13/1349 |
20/1564 |
31/1683 |
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