Calcined Bauxites from Shanxi Province
Nanchuan Minerals Group ‘Small Mountain’ brand
Tianjin Xiaoshan Minerals Processing Factory
Tanggu, Tianjin Municipality, People's REpublic of China
| Shanxi Province in north China is the traditional source of low-alkali calcined bauxites, produced in shaft, rotary and round kilns. The following table details the specifications of various grades of Shanxi calcined bauxites, which are processed through through the Tianjin Xiaoshan Minerals Processing Factory - an integrated drying, crushing, grinding, screening, blending and packaging plant handling approx. 100,000 metric tons per year |
|
Chemical Analysis %
|
Shaft Kiln
|
Rotary Kiln
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Round Kiln
|
Round Kiln
|
|
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Grades
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Stndrd / High
|
Yuci RKB
|
Stndrd / High
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High / Superior
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|
AI2O3 |
min
|
86 / 87
|
89.00
|
87 / 88
|
89 / 90
|
SiO2 |
max
|
7.50 / 7.00
|
5.50
|
6.50 / 6.00
|
5.50 / 4.00
|
Fe2O3 |
max
|
2.00 / 1.80
|
1.50
|
2.00 / 1.50
|
1.80 / 1.70
|
TiO2 |
max
|
4.00 / 3.80
|
3.60
|
4.00 / 3.80
|
3.70 / 3.50
|
K2O + Na2O |
max
|
0.25
|
0.25
|
0.25
|
0.25 / 0.20
|
| CaO + MgO |
max
|
0.35
|
0.35
|
0.35
|
0.35 / 0.30
|
| Physical specifications | |||||
| Bulk density, | min |
3.10 / 3.15
|
3.25
|
3.20 / 3.25
|
3.30 / 3.40
|
|
typical
|
3.14 / 3.18
|
3.29
|
3.24
/ 3.30
3.38 / 3.42
|
||
| 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 in bulk, or in supersacks of 1,000 — 1,500 kilos. Special quantity packing and labeling available. |
| Shipment | From the port of Xingang, north China |
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