Special Magnesia Alumina Spinel Brick 90% Magnesite Refractory Bricks
Special Magnesia-Alumina Spinel Brick
Special Magnesia-Alumina Spinel Brick/Excellent thermal shock stability/Good high temperature toughness/Excellent resistance to alkali,sulfur erosion/Excellent spalling resistance
Summary:
Special magnesia-alumina spinel bricks are new products with high performance and long life developed for the complex working conditions of co-processing cement kilns. The product is made of high-density and high-purity magnesia and magnesia-aluminum spinel as raw materials,which are fired at high temperature after high-pressure molding.
Product features:
- 1.Excellent thermal shock stability,good high temperature toughness
- 2.Excellent resistance to alkali,sulfur erosion
- 3.Excellent spalling resistance
Range of application:Transition Zone,Burning Zone
Technical data:
| Product Name |
Special Magnesia-Alumina Spinel Brick |
||
| Product Code | HMA1 | HMA2 | |
| Chemical Composition (%) | MgO | ≥90 | ≥78 |
| Al2O3 | ≥5 | ≥16 | |
| SiO₂ | ≤0.5 | ≤0.5 | |
| Bulk Density (g/cm3) | ≥2.95 | ≥2.95 | |
| Apparent Porosity (%) | ≤15 | ≤15 | |
| Cold Crushing Strength (MPa) | ≥60 | ≥60 | |
| Refractoriness Under Load T0.6 (℃) | ≥1700 | ≥1700 | |
|
Thermal Shock Resistance(1100℃,Water Cooling /Cycles ) |
≥10 | ≥10 | |
| Thermal Conductivity (W/m.K)(1000℃) | ≤3.0 | ≤3.0 | |
| Range of application |
Burning Zone |
Transtion Zone |
|
Packaging and Storage:
Wooden pallets+thermoplastic film packaging,size 110×80×70 mm and weighs about 1.4 tons /pallet ;Store in a dry, moisture-proof warehous,storage period is 6 months.
Construction method:
Dry masonry.
YuDa’s Expertise
Beijing Yuda's main business includes refractory materials, insulation materials, wear-resistant materials, metal materials, and provides refractory material diagnosis, design, research and development, manufacturing, construction, and maintenance services. For many years, we have been committed to providing our customers with the highest quality products, the most comprehensive services, and the most accurate solutions, saving them time, effort, and money, and ensuring the stable operation of high-temperature kilns. At the same time, we can also provide engineering general contracting services such as refractory material selection, design, installation, and maintenance, optimize refractory material configuration, improve the synergy between refractory materials and processes, increase kiln operation rate, and provide you with comprehensive nanny style services.
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If you have any questions, please feel free to contact us and we will be happy to serve you, thank you for your support.Yuda has always adhered to the development philosophy of "serving needs and creating value", based on national strategy, and serving global customers.
E-mail: bjydnh@163.com
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We look forward to assisting you with your refractory needs and providing you with the best solutions for your industrial applications.
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