Process of Production and application
Manufactured from high purity magnesia and Bayer process alumina in large electric arc furnace. It was excellent refractory properties, and can be used to produce Brick and Castables in areas where slag resistance is key. Such as: Roof of EAF and basic oxygen furnace, Steel ladle intermediate zone of cement rotary kiln, etc.
Specification :
Item | Unit | Brands | ||||
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| AM-70 | AM-65 | AM-85 | AM-90 |
Al2O3 | % | 71-76 | 63-68 | 82-87 | 88-92 | |
MgO | % | 22-27 | 31-35 | 12-17 | 8-12 | |
CaO | % | 0.65 max | 0.80 max | 0.50 max | 0.40 max | |
Fe2O3 | % | 0.40 max | 0.45 max | 0.40 max | 0.40 max | |
SiO2 | % | 0.40 max | 0.50 max | 0.40 max | 0.25 max | |
NaO2 | % | 0.40 max | 0.50 max | 0.50 max | 0.50 max | |
Bulk Density g/cm3 | 3.3 min | 3.3 min | 3.3 min | 3.3 min |
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