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Contact Supplier| GLASSIL 50 | GLASSIL 70 | GLASSIL 59 | GLASSIL 60 | |
|---|---|---|---|---|
| Apparent Porosity (%) | 20-22 (Max.) | 21-23 | 15 | 16 |
| Bulk Density (g/ml) | 2.40(Min.) | 2.65-2.60 | 2.5 | 2.52 |
| Cold Crushing Strength (MN/m2) | 45 (Min.) | 700 | 58 | 55 |
| Permanent Linear Change (%) 2h @ 1500oC | -0.25/0.40 | _1.2-2.00 | + 0.3 | Nil |
| Thermal Expansion (%) 20-1200oC | - | - | 0.6 | 0.6 |
| Thermal Conductivity (w/mk) Mean Temperature 900oC | 1.28 | 1.40 | 1.89 | 1.89 |
| Sio2 | 41.5 | 20.8 | 39.5 | 36 |
| Tio2 | 3.5 | 3.85 | 0.4 | 0.4 |
| Fe2O3 | 2.9 | 3.2 | 1.25 | 1 |
| Al2O3 | 51 | 70 | 58.5 | 62 |
| CaO | 0.1 | 0.15 | 0.1 | 0.1 |
| MgO | 0.2 | 0.25 | 0.2 | 0.2 |
| K2O | 0.5 | 0.4 | 0.4 | 0.4 |
| Na2O | 0.3 | 0.35 | 0.1 | 0.1 |
| TREATMENT | BAUXITE BASED DRY PRESSED | BAUXITE BASED DRY PRESSED HIGH ABRASION RESISTANT PRODUCT SUITABLE FOR ROLLING MILL HEAT TREATMENT FURNACE ETC | FIRED | FIRED |