Light Weight Clay Fire Brick Refractory For Industry Furnace Thermal Insulating Layer
Alumina silicate fire brick is a high-performance refractory material designed for industrial furnaces, kilns, and heat treatment equipment. Made from a high-quality blend of alumina and silica, these bricks combine excellent thermal stability with superior mechanical strength. Each alumina silica brick ensures reliable performance and long service life in demanding high-temperature environments.
With their combination of strength, thermal stability, and durability, alumina silicate fire brick, alumina silica brick, and alumina fire brick provide reliable high-temperature performance for a wide range of industrial applications.
Key Features
High Thermal Resistance – Alumina silicate fire brick can withstand continuous temperatures up to 1650–1750°C.
Strong Mechanical Properties – Maintains shape and strength under thermal stress and heavy loads.
Chemical Stability – Resistant to acidic and neutral slags, ensuring durability in metallurgical and ceramic applications.
Energy Efficiency – Low thermal conductivity helps reduce heat loss and improve furnace performance.
Versatile Applications – Can be combined with standard alumina fire brick for optimized furnace lining.
The most competitive price,good quality,safty packing,prompt delivery time,and excellent after-sales services.
Lighter weight,Low thermal conductivity,low impurities,high insulating properties,high CCS and exact tolerance.
Description:
It is a kind of the light weight refractory products which contains the alumina content range from 30% to 46% .
Ingredients and water mixed together made the plastic pug or slurry, then Extruded-Form or moulding by casting, dry, and firing in the 1250-1350° C oxidizing atmosphere.
Applications:
Mainly used as thermal insulating layer without the liquid melt touched or gas pickling in the constructing the various industry furnaces.
The working temperature is 1200-1400°C
Specifications:
| Sunrise Brand | LA-0.5 | LA-0. 6 | LA-0. 8 | LA-1.0 | LA-1.3 |
| USA Brand | ISO125-0.5 | ISO125-0.6 | ISO135-0.8 | ISO135-1.0 | ISO140-1.2 |
| Max Service Temperature (°C) | 1150 | 1200 | 1280 | 1300 | 1350 |
| Bulk Density (g/cm3) | 0.55 | 0.6 | 0.8 | 1.0 | 1.3 |
| Apparent Porosity % | 80 | 70 | 60 | 55 | 50 |
| Cold Crushing Strength (Mpa) ≥ | 1.5 | 2.0 | 2.5 | 3.0 | 4.0 |
| Reheating Linear Change (%) °CX 12H ≤ | 1250°C -0.5 | 1300°C -0.5 | 1350°C -0.5 | 1350°C -0.9 | 1350°C -0.9 |
| Thermal conductivity(W/m.k) | 400°C | 0.14 | 0.25 | 0.35 | 0.41 |
| | 600°C | 0.16 | 0.29 | 0.45 | 0.43 |
Competitive Advantage:
1.Best price, make the products competitive in your market
2.Abundant Experience.
3.Strict Quality Control. Meet clients'quality requirement.
4.Large stocks. Guarantee prompt delivery.
5.Professional Packing. Avoid damage and secure the goods in transportation
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High Density Alumina Silica Fire Brick Images
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