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Product detail:
Product Index | LCC-50 | LCC-55 | LCC-60 | LCC-65 | LCC-70 | LCC-75 | LCC-80 | |
Chemical composition | Al2O3 % ≥ | 50 | 55 | 60 | 65 | 70 | 75 | 80 |
SiO2 % ≤ | 42 | 40 | 34 | 30 | 23 | 19 | 12 | |
CaO % ≤ | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | |
Bulk density g/cm3 ≥ | 2.20 | 2.25 | 2.45 | 2.50 | 2.60 | 2.65 | 2.80 | |
Cold crushing strength Mpa ≥ | 110°C×24h | 40 | 50 | 55 | 60 | 70 | 76 | 85 |
1100°C×3h | 55 | 65 | 70 | 70 | 80 | 84 | 90 | |
1500°C×3h | 55 | 65 | 70 | 70 | 80 | 80 | 90 | |
Modulus of rupture Mpa ≥ | 110°C×24h | 6 | 6 | 6 | 7 | 8 | 10 | 11 |
1100°C×3h | 9 | 9 | 9 | 10 | 11 | 11 | 11 | |
1500°C×3h | 10 | 10 | 10 | 10 | 11 | 11 | 11 | |
Reheating linear change % ≤ | 1100°C×3h | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
1500°C×3h | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | |
Construction water % | 7-8 | 7-8 | 7-8 | 7-8 | 7-8 | 7-8 | 7-8 | |
Max working temperature °C | 1500 | 1600 | 1600 | 1600 | 1600 | 1650 | 1700 | |
refractory castable is one of the unshaped refractory materials. It is made of refractory aggregate, refractory powder, binders and other additives. It is loose, No fixed shape,Has high liquidity, Casting and vibration molding,Can use directly or use after add appropriate water or other liquid. It is one of the new type refractory material of don't need calcination.
