Product Details:
|
Product Name: | Fused Magnesia Alumina Spinel 74% | Product Name: | Fused Magnesia Alumina Spinel 74% |
---|---|---|---|
Al2O3 Content: | 70-75.5% | Al2O3 Content: | 70-75.5% |
MgO Content: | 22-29.2% | MgO Content: | 22-29.2% |
Refractoriness: | 2070 Degree | Refractoriness: | 2070 Degree |
Application: | Coatings, Paints, Refractory | Application: | Coatings, Paints, Refractory |
Shape: | Block | Shape: | Block |
High Light: | High Density Fused Spinel,Fused Spinel Thermal Insulation Materials |
Fused Magnesium Aluminum Spinel 75% Barmac Crushed For Thermal Insulation Materials
1. Fused Spinel Introduction
The fused magnesia spinel is made from high-purity light-burned magnesium powder and industrial alumina powder. After smelted by a large high-temperature electric arc furnace, the fused alumina magnesium spinel has the characteristics of high density, good appearance, good corrosion resistance and good thermal shock resistance. It inherits the advantages of high melting point and low expansion coefficient, alkali resistance especially alkaline residue from alumina and magnesia. Meanwhile, it avoids the high expansion coefficient of magnesium oxide, poor alkali resistance of aluminum oxide. Therefore, fused alumina magnesium spinel is widely used in the top of steel-making electric furnace, converter , ladle, large cement rotary kiln firing zone, excessive belt and glass regenerator that need alkaline resistance slag, wear resistance and high refractoriness.
2. Fused Spinel Technical specifications
Composition Brand |
AL2O3 | MgO | CaO | SiO2 | Fe2O3 | Na2O | Bulk density(g/cm3) |
AM-65 | 64~68 | 31~36 | ≤0.8 | ≤0.5 | ≤0.6 | ≤0.4 | ≥3.3 |
AM-70 | 71~76 | 22~27 | ≤0.65 | ≤0.4 | ≤0.4 | ≤0.4 | ≥3.2 |
AM-85 | 82~87 | 12~17 | ≤0.5 | ≤0.4 | ≤0.4 | ≤0.4 | ≥3.2 |
AM-90 | 88~92 | 8~12 | ≤0.4 | ≤0.25 | ≤0.4 | ≤0.4 | ≥3.3 |
Particles | 0~1~3~5~8mm,0~180 mesh, 0~200 mesh, 0~240mesh, 0~325mesh | ||||||
Inspection standard | GB5069-2001 |
3. Fused Spinel General Advantages
4. Fused Spinel Characteristics
1) Large volume density
2) Good corrosion resistance
3) Corrosion resistance
4) Slag resistance
5. Fused Spinel Particle sizes Available
0~1~3~5~8mm, 0~180 mesh, 0~200 mesh, 0~240mesh, 0~325mesh
6. Fused Spinel Applications
Mainly used to produce
1) High-grade aluminum-magnesium bricks
2) High-performance aluminum-magnesium castables,
3) Sliding nozzles, ladle lining bricks
Contact Person: Jason Chen
Tel: 86-18603794999