Specifications
Fused Magnesia Alumina Spinel Brick1.Good alkali resistance
2.Good corrosion resistance
3.High refractoriness under load
Fused Magnesia Alumina Spinel Brick
Features
1. Good slag resistance
2. Excellent corrosion resistance
3. High refractoriness under load
Applications
Magnesia alumina spinel brick is widely used in transition zone of large dry-process cement rotary kiln, lining of ladle and roof of EAF, etc.
Physical properties and chemical composition
Item
| LMLJ-80 | LMLJ-75 | ||
Standard | Typical Value | Standard | Typical Value | |
MgO, % | ≥80 | 85.5 | ≥75 | 81.2 |
Al2O3 , % | 8~15 | 10.2 | 8~15 | 9.83 |
apparent porosity, % | ≤17(18) | 16 | ≤18(19) | 16 |
0.2MPa refractoriness under load °C | ≥1700 | 1800 | ≥1650 | 1750 |
cold crushing strength ,MPa | ≥40 | 57 | ≥40 | 68 |
Thermal expansion(1100°C,water cooling), times | ≥20 | ≥20 | ≥5 | ≥16 |
Trading Process
1.We offer free of charge samples.
2..We give suggestions to customers according to your specific requirement to extend the service life of your kiln and save money for you.
3.We pay much attention to the production procedures and testing.
4.We offer good after-sale service.
Brief Introduction of Sunrise
Zhengzhou Sunrise Refractory Co., Ltd. is mainly engaged in the production and development of refractory
materials for glass , petrochemistry, metallurgy, construction and nonerrous metal industries. Our main
products include fused cast AZS 33, 36,41, fused cast αβ alumina brick, crucibles, furnace fireclay bottom
block, silica, high alumina, magnesia, corundum, chrome, zircon, mullite, zirconia mullite, silicon carbide,
sillimanite, alumina bubble bricks, various insulation bricks, and ceramic fiber products,etc.
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