We produce high quality Dense Castables. Whytheat A 90% Alumina Dense Castable (Superior Strength) Castable is useful for forming strong joints. The maximum service temperature that Whytheat A 90% can provide is 1750° C. The maximum Grain Size it contains is 5mm.
Specifications
| Product Type | Whytheat Super A | |
| Nature of Bond | Hydraulic | |
| Installation | Vibration Casting | |
| General Properties | ||
| Max. Service Temperature | 1750° C | |
| Maximum Grain Size | 5 mm | |
| Water Required For Casting | 8.0-9.5% | |
| Chemical Analysis % | Typical Value | |
| Al2O3 | 85-90 | |
| Fe2O3 | 0.8- 1.5 | |
| CaO | 5.5 – 6.5 | |
| Physical Properties | ||
| Bulk density | g / cc | |
| After drying at 110°C/24 hrs | 2.80 – 2.95 | |
| CCS, kg/cm2 after drying at 110°C/24hrs | 850-950 | |
| After heating at 1100°C/3 hrs | 400-500 | |
| After heating at 1550°C/3 hrs | 650-750 | |
| % retained on max. size | 0-5 | |
| Thermal Properties | ||
| Refractoriness, Orton / °C | +37/1820 | |
| After heating at PLC% | ||
| After heating at 1100°C/3 hrs | -0.40 to +0.20 | |
| After heating at 1550°C/3 hrs | -0.70 to -2.20 | |
| Packaging | 25 kg bags | |
| Storage life | 6 months | |
| Delivery state | dry | |