Low Cement Castables
| Brand Name: – | SR LCC 45 | SR LCC 60 | SR LCC 70 | SR LCC 80 | SR LCC 90 | SR LCC 95 | SR LCC 70 M | SR LCC 70 LI | SR LCC 60 A | SR LCC 60 S | |
| Type | 45% Alumina LC Castable | 60% Alumina LC Castable | 70% Alumina LC Castable | 80% Alumina LC Castable | 90 % Alumina LC Castable | 95 % Alumina LC Castable | Mullite Based 70% Alumina LC Castable | 70% Alumina LC Castable Low Iron | Andalusite Based 60% Alumina LC Castable | LC Castable Low PLC | |
| Nature of Bond | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic | |
| Installation | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | Vibration Casting | |
| Raw Material Base | Calcined Clay | Calcined Clay & Calcined Bauxite | Calcined Clay & Calcined Bauxite | Calcined Bauxite | Brown Fused Alumina (BFA) | White Tabular Alumina (WTA) | Mullite | Calcined Clay & BFA | Andalusite | Calcined Clay & Silimanite | |
| Max Service Temp. | 1550°C | 1600°C | 1600°C | 1700°C | 1700°C | 1800°C | 1700°C | 1650°C | 1600°C | 1600°C | |
| Max Grain Size | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | 6 mm | |
| Water Required for Casting | 5.0- 5.5% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | 5.0-6.0% | |
| Chemical Analyses: – (%) | |||||||||||
| Al2O3 : | 45.0 Min | 60.0 Min | 70.0 Min | 80.0 Min | 90.0 Min | 94.0 Min | 70.0 Min | 70.0 Min | 60.0 Min | 58.0 Min | |
| Fe2O3 : | 1.5 Max | 1.50 Max | 1.50 Max | 1.80 Max | 1.0 Max | 0.30 Max | 0.50 Max | 0.80 Max | 0.80 Max | 1.0 Max | |
| CaO : | 1.7 Max | 1.80 Max | 1.90 Max | 1.90 Max | 1.60 Max | 1.30 Max | 1.80 Max | 1.80 Max | 1.60 Max | 1.80 Max | |
| Physical Properties: – | |||||||||||
| B. D (gm/cc)
Drying at 110°C/24 hrs. |
2.30 Min | 2.60 Min | 2.65 Min | 2.90 Min | 3.00 Min | 3.10 Min | 2.60 Min | 2.65 Min | 2.60 Min | 2.55 Min | |
| Cold Crushing Strength (Kg/cm2): | |||||||||||
| Drying at 110°C/24 hrs. | 700 Min | 700 Min | 750 Min | 800 Min | 950 Min | 1000 Min | 700 Min | 700 Min | 700 Min | 750 Min | |
| Fired at 1100°C/3hrs. | 900 Min | 900 Min | — | — | 1100 Min | 1100 Min | 900 Min | 800 Min | 800 Min | 850 Min | |
| Fired at 1500°C/3hrs. | 1000 Min | 1000 Min | — | — | — | — | — | — | — | — | |
| Fired at 1550°C/3hrs. | — | — | 1000 Min | 1150 Min | 1200 Min | 1250 Min | 1100 Min | 1000 Min | 900 Min | 1000 Min | |
| Thermal Properties: – | |||||||||||
| Permanent Linear Change (%) | |||||||||||
| Fired at 1100°C/3hrs. | ± 0.3 Max | ± 0.3 Max | ± 0.3 Max | ± 0.3 Max | ± 0.3 Max | ± 0.3 Max | ± 0.2 Max | ± 0.2 Max | ± 0.2 Max | ± 0.2 Max | |
| Fired at 1500°C/3hrs. | ± 1.00Max | ± 1.00Max | — | — | — | — | — | — | — | — | |
| Fired at 1550°C/3hrs. | — | — | ± 1.00Max | ± 1.00Max | ± 0.8 Max | ± 0.8 Max | ± 0.60 Max | ± 0.70 Max | ± 0.80 Max | ± 0.60 Max | |
| Water requirements indicated are based on laboratory test conditions. Actual water requirement may vary subject to site conditions. The properties shown are for vibratory cast material only unless specified otherwise. All values are based on test results on standard bars of size 160x40x40 mm. Test methods are guided by and based on various Indian Standards (IS). | |||||||||||