Abrasive Grade Calcined Bauxite'
Big Mountain' Brand
Nanchuan Bauxite Mine, Nanchuan, PR China 

Chemical Analysis
 
Specifications %
 
Typical %
 
                   Al2O3
 
90.0 min
 
91.63
 
              SiO2
 
  4.0 max
 
  3.56
 
                   TiO2
 
  1.5 max
 
  0.85
 
                   Fe2O3
 
  3.5 max
 
  3.04
 
                   CaO
 
  0.2 max
 
  0.14
 
                   Alkalis
 
  0.8 max
 
  0.65
 
                    (Na2O+K2O+MgO)

Physical specifications

 

            Moisture %
 
  1.5 max
 
  1.00 

                 LOI
 
  1.0 max
 
  0.35
 

                 Bulk density,gms/cc
 
                      2.50 - 2.60
 

                 Size
                  
0 - 19 mm                   95% min
   + 25 mm                  trace

(other sizes also available upon request)

 

Packing                In bulk
 

Shipment              From the ports of Fangcheng or Beihai, south China
 

'Big Mountain' Brand is a low-silica abrasive grade calcined bauxite providing energy savings over  other Chinese bauxites, 
 equivalent to 500 kWh/mt. The Nanchuan Bauxite Mine produces 150,000 MT year, with 48,000 MT used as feed to the 
Jingshan Fused Alumina Factory, to produce 'Golden Mountain' Brand brown fused alumina.

Revision 3 March 17, 1999
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