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High Alumina Refractory Cement Base Mortar
High Alumina Refractory Cement base mortar Applications 1.Used as building refractory cement. 2.Furnaces lining material of metallurgy industry, heat treatment furnace. 3.Furnace lining material of incineration of garbage, recirculating fluidized bed furnace. 4.Furnaces lining material of...
High Alumina Refractory Cement base mortar
Applications
1.Used as building refractory cement.
2.Furnaces lining material of metallurgy industry, heat treatment furnace.
3.Furnace lining material of incineration of garbage, recirculating fluidized bed furnace.
4.Furnaces lining material of chemical industry and construction industry.
Typical Features:
1.Low thermal conductivity, excellent thermal insulation, low liner shrinkage.
2.Good integrity with furnace lining, long service life, easy operation, could be shaped freely.
3.Allow direct contact of fire, suitable for various atmosphere.
4.High strength and good thermal shock resistance.
Item | Unit | 75% Alumina Index | 40% Alumina Index | |
Al2O3 | % | ≥75 | ≥40 | |
CaO | % | ≥2.5 | ||
Bulk density | 110°C×24h | g/cm3 | ≥2.65 | ≥2.3 |
1100°C×3h | g/cm3 | ≥2.65 | ≥2.3 | |
Crushing strength | 110°C×24h | Mpa | ≥45 | ≥40 |
1500°C×3h | Mpa | ≥70 | ≥60 | |
Rupture strength | 110°C×24h | Mpa | ≥6 | ≥6 |
1500°C×3h | Mpa | ≥10 | ≥8 | |
Linear change rate at 1100°C | % | -0.1~-0.5 | ±0.5 | |
Highest Application Temperature | °C | 1500 | 1350 |