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Insulating Brick Refractory Factory Price High Alumina Brick
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
Through the integration of our product lines, we can provide our customers with integrated and comprehensive solutions of the Refractory Cement, Bubble Alumina Brick, Extruded Batt. Our company is an honest and trustworthy enterprise, and has won the recognition and support of employees, suppliers and customers. In recent years, we have achieved rapid development and continue to promote product upgrades, and our products are well received by customers all over the world. We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world.
| 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
We consistently carry out our spirit of ''Innovation bringing development, Highly-quality ensuring subsistence, Management promoting benefit, Credit attracting customers for Insulating Brick Refractory Factory Price High Alumina Brick. We use continuous development of new products to maintain market competitiveness. Now our company is further strengthening the staff technical training, improve the technical level, inject high technology into the products, and strive for better quality and more affordable products.
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