MONOSPIN  
 
 
High alumina-spinel castables based on pre-sintered alumina-spinel or contain free magnesia to form spinel in service. Good mechanical strength & excellent resistance to molten slags & corrosion.

ALUMINA-SPINEL CASTABLES
Spinel-preformed Spinel-preformed Spinel-forming
Brand Name     VC1750   VC1850 VC1850MG
Nature of bond Hydraulic Hydraulic Hydraulic
Maximum service temp (°C) 1750 1850 1850
Installation Casting Casting Casting
Water required for casting (%) 5.5 5.0 5.5
Grain Size (mm) 0-10 0-10 0-10
Chemical Analysis (%)      
Al2O3 82.5 93.5 87.5
Fe2O3 1.0 0.1 0.1
CaO 1.4 1.5 1.5
MgO 4.5 5.0 9.2
P2O3      
SiO2      
Bulk Density (gm/cc)      
After drying at 110°C/24 hrs 2.90 2.95 2.95
CCS (N/mm2)      
Afer drying  at 110°C/24 hrs 100 95 75
After heating at 1600°C/3 hrs 125 175 150
Linear Change (%)      
After heating at 1600°C/3 hrs +0.1 -0.4 +0.6
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
 
Shelf Life 6 months 6 months 6 months
Typical Applications *EAF Delta

*Degasser units
*Steel ladle
  working lining
*Slide gate cast
  collector
*Ladle-wellblock/
  purge plugs
*EAF Delta/
  launder
*Degasser units
*Steel ladle
  working lining
*Steel ladle
  impact area
*EAF Delta/
  launder
*Degasser units
  
 
 
 
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