FUSED MG-AL SPINEL  
     
 
 
     
  GRADE & CHEMICAL COMPOSION:  
 
 
AM-90
AM-70
Al2O3
88-91%
69-76%
MgO
8-9%
22-27%
CaO
0.4% max
0.6% max
SiO2
0.25% max
0.4% max
Fe2O3
0.5% max
0.5% max
 
     
     
     
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