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 |