MONOMAG  
 
 

Magnesia-spinel/magnesia based castables ranging in MgO content from 82.5 to 95.5%. Different binder systems are available depending on the application.


MAGNESIA CASTABLES
Brand Name 80S 80C 92S CB95
Nature of bond Phosphate Phosphate Phosphate Chemical
Maximum service temp (°C) 1700 1700 1800 1800
Installation Casting Casting Casting Casting
Water required for casting (%) 6.5 6.0 5.5 6.0
Grain Size (mm) 0-3 0-5 0-5 0-5
Chemical Analysis (%)        
Al2O3 10.5 10.5 6.0 0.2
Fe2O3        
CaO 2.3 2.3 1.1 1.7
MgO 82.5 82.5 91.0 95.5
P2O3 1.2 1.2 1.5  
SiO3        
Bulk Density (gm/cc)        
After drying at 110°C/24 hrs 2.75 2.80 2.85 2.80
CCS (N/mm2)        
Afer drying  at 110°C/24 hrs 50 50 75 50
After heating at 1600°C/3 hrs 30 30 35 25
Linear Change (%)        
After heating at 1600°C/3 hrs -1.0 -1.0 -0.25 -0.1
Packing 25 Kg sacks
0.5-2.0 MT IBC's
25 Kg sacks
0.5-2.0 MT IBC's
25 Kg sacks
0.5-2.0 MT IBC's
25 Kg sacks
0.5-2.0 MT IBC's
 
Shelf Life 6 months 6 months 6 months 6 months
Typical Applications *Slide gate cast
  collector
*Tundish
  precast shapes
*Degasser units
*Slide gate cast
collector
*Degasser units
*Slide gate cast
  collector
*Degasser units
 
 
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