Magnesia iron spinel refractory bricks adopt the high purity magnesia and alumina iron spinel brick as the main material, through reasonable gradation, high pressure molding, strict control of firing temperature and burning atmosphere, the product has good flexibility and thermal shock stability. No hexavalent chromium pollution, used in cement kiln firing zone.
Magnesia Iron Spinel Brick Properties
High pressure resistance
Excellent thermal shock stability
Good thermal creep resistance
anti-resistance
Anti-erosion
High refractoriness under load
Magnesia Iron Spinel Brick Physical& Chemical Index
Index
MFA-85
MFA-80
MgO (%) ≥
85
80
Al₂O₃ (%) ≥
3
8-10
Fe₂O₃ (%) ≤
5
2-4
SiO₂ (%) ≤
1.0
1.0
Bulk Density (g/cm³) ≥
2.95
2.95
Apparent porosity (%) ≤
17
17
Cold Crushing Strength (MPa) ≥
45
55
Refractoriness Under Load 0.2MPa (℃) ≥
1680
1650
Thermal shock resistance 1000 ℃ water cooling (Times) ≥
15
15
Thermal conductivity (W/m·K)
2.5
2.5
Thermal expansion 1200℃ (%)
0.9
0.9
Magnesia Iron Spinel Brick Application
Magnesia iron spinel refractory bricks are utilized for working linings of burning zone, which can effectively eliminate chrome-pollution and prevent environmental pollution.
Magnesia Iron Spinel Brick Manufacturer
Magnesia iron spinel refractory bricks produced by RS refractory manufacturer are with high quality and the most competitive price, we RS refractory supplier only adopted high quality raw materials and produced by strict production process. If you want to know more information about magnesia hercynite bricks, please contact with us!
Magnesia iron spinel refractory brick is a basic refractory material without chrome, Magnesia-iron spinel bricks use high-purity magnesia sand and Al-Fe spinel sand as the main raw materials through reasonable proportioning, high-pressure pressed. It...
Magnesia Iron Spinel Brick Properties
