Buy Calcined Alumina Powders

We need following is details of calcined alumina powders, 

please quote me your best offer based  CIF sanshan port (Foshan). 



Specification           Type 1          Type 2         Type 3 

Al2O3%                   99.5             99.5             99.5 

Na2O%                    0.3               0.3               0.3

SiO2 %                   0.018           0.018            0.018 

Fe2O3 %                 0.02             0.02              0.02 

TiO2 %                    0.006           0.006            0.006 

L.O.I%                     0.2              0.1                0.1

Bulk Density

(loose)g/cc               0.85             0.85               1.1

(Packed)g/cc            1.1               1.1                1.8

Specific Gravity 

g/cm3                      3.88             3.94               3.94 

Alpha content %        >90                95                 95 

Mean particle 

size:um                     Coarse        D50=2-3      D50=4-5 

                                powder                             D80=8 

Specific surface

area m2/g                  0.9               1.2                 1.0

Size of alpha 

crystal:um                  1-2               2-4                3-4

Monthly Quantity       300 MT        300MT           150MT 



We also need white corundum sand with specification of Al2O3>=99.5%, Na2O<=0.3%, and water content <=1%, the particle size distribution ranges from 40 mesh to 325 mesh, Our monthly requirement is 250MT.