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- albert@literefractory.com
- +8619937887923

Light Weight Fire Bricks High Alumina Insulating Firebrick for Industry
For various industrial kilns & furnaces,Light weight high alumina brick can reduce the total weight of furnace body and the thickness of furnace wall effectively, improve heat efficiency, lower energy consumption, improve work conditions and production efficiency, and considerable economic benefit can be obtained.
Description
The organization keeps on the procedure concept 'scientific management, high quality and efficiency primacy, purchaser supreme' for Refractory Bricks, Refractory Bauxite, Extruded Batt. Honesty is the guarantee for the development of an enterprise and the spiritual power to promote the improvement of enterprise productivity. We adhere to the independent research and development of core and characteristic application technologies, and pay attention to the precipitation and accumulation of intellectual property rights. This company actively expands emerging e-commerce business.
| 1.High alumina Insulating brick Description |
Lightweight High alumina Insulating brick is made by clay clinker or light clinker and plastic clay as the main raw material, usually fuel production, but also can send or chemical foaming method porous structure. Common light chamotte bulk density of 0.75 ~ 1.2g / cm3. It refers to containing AL2O3 more than 48% of lightweight refractory products, mainly for industrial kilns does not melt and no erosion of the contact action of gas insulation layer material, the using temperature is 1200 ~ 1400 ° C.
Item | 0.6 | 0.7 | 0.8 | 0.9 | 1.0 | 1.2 |
Al2O3/% | ≥48 | ≥48 | ≥48 | ≥48 | ≥48 | ≥48 |
Fe2O3/% | ≤2 | ≤2 | ≤2 | ≤2 | ≤2 | ≤2 |
Bulk Density(g/cm3) | ≤0.6 | ≤0.7 | ≤0.8 | ≤0.9 | ≤1.0 | ≤1.2 |
Cold Crushing Strength Mpa | ≥2.0 | ≥2.5 | ≥2.9 | ≥3.4 | ≥3.9 | ≥5.0 |
Thermal Conductivity (350°C)W/m.K | ≤0.30 | ≤0.35 | ≤0.35 | ≤0.45 | ≤0.50 | ≤0.55 |
Reheating Linear Change less than 2.0% °C | 1350 | 1350 | 1400 | 1400 | 1400 | 1400 |
| 2. High alumina Insulating brick Feature |
1.Excellent strength at ambient and elevated temperatures.
2.High compressive strength.
3.Very low levels of iron and other impurities.
4.Lightweight and energy-efficient.
5.Lower heat storage than denser refractory.
6.Heats quickly and economically to operating temperature.

| 3.High alumina insulating brick Application |
1. Glass industry
2. Ceramic industry
3. Iron and steel industry
4. Non-ferrous metal industry Furnace lining
Continuous research and development of new Light Weight Fire Bricks High Alumina Insulating Firebrick for Industry, improve product quality, provide perfect after-sales service is the company's business philosophy. We've got always been in line with serving customers, creating value management objectives and adhering to the sincerity, dedication, persistent management idea. We take the maximization of corporate efficiency as the core, fully implementing the commanding heights and internationalization strategy, and continuously improving our management.
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