High Temperature Kiln Refractory Bricks High Quality Al2O3 45-80% Alumina Firebrick For Furnace
Brand Name:RONGSHENG
Certification:ISO9001
Place of Origin:Henan, China
Refractoriness:≥1790℃
Application:High temperature industrial furnaces
Extended Kiln Life:Yes
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Location:
Zhengzhou Henan China
Address:
10th & 11th Floors, No.6 Building, Central China Electronic Commerce Port, Daxue Road, Erqi District, ZhengZhou City, Henan Province, China
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within 48 hours
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Product Description
Introduction to high alumina refractory bricks
High alumina brick is a neutral refractory material with an alumina content of more than 48%. It is formed and calcined from bauxite or other raw materials with high alumina content. High thermal stability, fire resistance temperature above 1770℃.
Our high alumina brick raw materials
Our company only sources high-quality raw materials from long-term, trustworthy suppliers. All raw materials entering the factory are strictly inspected. Each production process will be strictly controlled to ensure quality and consistency to provide customers with the highest quality high alumina bricks.
Physical and Chemical Indicators For High Aluminum Brick :
| Item/Grade | Fire clay brick | High alumina brick | ||||||
| SK-30 | SK-32 | SK-34 | SK-35 | SK-36 | SK-37 | SK-38 | SK-40 | |
| AL2O3% (≥) | 30 | 35 | 38 | 45 | 55 | 65 | 70 | 82 |
| Fe2O3% (≤) | 2.5 | 2.5 | 2 | 2 | 2 | 2 | 2 | 2 |
| Refractoriness(SK) | 30 | 32 | 34 | 35 | 36 | 37 | 38 | 40 |
| Refractoriness under load, 0.2MPa, °C (≥) | 1250 | 1300 | 1360 | 1420 | 1450 | 1480 | 1530 | 1600 |
| Apparent porosity (%) | 22-26 | 20-24 | 20-22 | 18-20 | 20-23 | 20-23 | 20-22 | 18-20 |
| Bulk density (g/cm³) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold crushing strength MPa (≥) | 20 | 25 | 30 | 40 | 45 | 50 | 60 | 70 |
Application
As a basic material in the field of high-temperature technology, high alumina bricks are widely used in cement, glass building materials, steel smelting, petrochemical and other industries.
High temperature industrial furnaces for high alumina bricks include blast furnace, hot blast furnace, electric furnace, blast furnace, reverberatory furnace and rotary kiln lining. In addition, high alumina bricks can also be processed into open hearth regenerative grid bricks, socket bricks for pouring system, nozzle bricks, etc. according to the requirements of industrial furnaces.
High Temperature Kiln Refractory Bricks High Quality Al2O3 45-80% Alumina Firebrick For Furnace
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