| |
| Specifications
of Nauru Rock Phosphate: |
 |
| Item / Component |
Percentage |
Remarks |
| P2O5 |
38.00 |
Guaranteed |
| BPL |
82/83 |
|
| Moisture |
3.00% |
|
| Phosphate as P |
16.91 |
|
| Calcium as CaO |
52.43 |
|
| Iron as Fe2O3 |
0.18 |
|
| Aluminium as Al2O3 |
0.34 |
|
| Fluoride as F |
2.75 |
|
| Magnesium as MgO |
0.29 |
|
| Carbon – CO3
as CaCO3 |
5.55 |
|
| Carbon – Organic
as C |
0.40 |
|
| Sodium as Na2O |
0.20 |
|
| Sulphur as SO3 |
0.28 |
|
| Silica as SiO2 |
0.16 |
|
| Chloride as Cl |
32 ug/g |
|
| Ratio Cao : P2O5 |
1.35 |
Typical |
|
| |
| Size Distribution |
|
| Aperture(mm) |
Mesh Tyler |
Cumulative Retained
% |
Fractional Retained
% |
| 12.70 |
½ “ |
7.00 |
7.00 |
| 3.35 |
6 |
41.00 |
34.00 |
| 0.50 |
32 |
80.70 |
39.70 |
| 0.15 |
100 |
95.30 |
14.60 |
| 0.106 |
150 |
97.80 |
2.50 |
| -0.106 |
-150 |
2.20 |
2.20 |
|
| |
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