High Alumina Refractory Binder
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Item Code: CAL-AL75
We provide High Alumina Binders (CAL - AL75) with High Purity 75% Alumina Cement.
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| Chemical Analysis % |
Typical Value |
Specification |
| LOl |
0.35 |
- |
| SiO2 |
0.95 |
- |
| Fe2O3 |
Fe2O3 |
0.30 Max |
| TiO2 |
Tr. |
- |
| CaO |
24.50 |
- |
| Al2O3 |
73.30 |
72.00 min |
| MgO |
0.45 |
- |
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| Physical Properties : |
Typical Value |
Specification |
| CCS kg/cm2 of 1:3 vibrated mortar using standard graded sand |
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| After 1 day |
370 |
330 min |
| After 1 day + 1 day at 110°C |
550 |
500 min |
| Specific surface area, cm2/gm |
4300 |
4000 min |
| Setting time, min |
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| Initial |
40 |
30 min |
| Final |
140 |
400 max |
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| Thermal Properties : |
Typical Value |
Specification |
| Refractoriness, Orton / °C |
32/1717 |
31/32 (1683/1717) min |
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| Mineralogical Properties : |
Typical Value |
Specification |
| Mineralogy |
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| Major Phase |
CA1 CA2 |
- |
| Minor Phase |
C12A2, a-A |
- |
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