Calcined Bauxites from Guizhou Province
Nanchuan Minerals Group ‘Silver Mountain’ brand
South Minerals Processing Factory
Fangcheng Port, Guangxi Province, People's Republic of China

Guizhou Province in south China is a source for refractory grade calcined bauxites, produced in rotary and round kilns. The following table details the specifications of two grades of Guizhoui calcined bauxites, which are processed through through the South Minerals Processing Factory - an integrated drying, crushing, grinding, screening, blending and packaging plant handling approx. 35,000 mt/year off Guizhou rotary and round kiln bauxites, as well as welding grade bauxite, calcined kaolin, sintered mullite and brown fused aluminas.

 

Chemical Analysis %
Rotary Kiln
Round Kiln
Grades
Yingdu
Standard
 AI2O3
min
88.00
87.00
 SiO2
max
6.00
6.00
 Fe2O3
max
2.00
2.00
 TiO2
max
4.10
4.30
 K2O + Na2O
max
0.50 / 0.25
0.50
 CaO + MgO
max
0.45
0.45
       
Physical specifications    
 Bulk density,     min
3.25
3.25
typical
3.31
                               3.28
       
 Moisture %   lump 1.00 max     0.50 typical                            
    mm/mesh 0.50 max 0.30 typical
    (excess moisture deducted from the weight
       
 LUMP sizes   0 - 50 / 0 — 30 / 0 — 25 / 0 — 9.5 mm                             90 % min
       
 MM sizes   For the European market, typical MM sizes include:
    0 - 1 mm, 1 - 3 mm, 3 - 5 mm, 5 - 10 mm
    0 — 0.212 (70 mesh), DIN 70 (90 microns)
       
 MESH sizes   For the North American market, typical MESH sizes include:
    minus 4/ 6/ 12/ 14/ 20/ 30/ 48/ 100/ 200/ 325 mesh
    3 x 6/ 3 x 8/ 4 x 8/ 6 x 14/ 8 x 20/ 12 x 20 mesh
       
Packing Lump sizes in bulk.    MESH and MM sizes also in bulk, or in supersacks of 1,000 — 1,300 kilos.  Special quantity packing and labeling available.
   
Shipment From the port of Fangcheng, south China
   
Raw Material Specification Nanchuan Minerals Group Approved/Date
Calcined Bauxites, Guizhou Province (Original signed) _______________________Yuan Zhilun