I:Name: Tungsten/Wolfram Chemical Symbol: W
II:The state of W ore in the nature
Black tungsten concentrate and white tungsten concentrate
III:Mining standards
Tungsten ore industrial requirements
Item | Black W quartz vein type | White W Skarn type | Placer |
WO3 %Cut-off Grade | 0.08-0.1 | 0.1-0.12 | 0.02 |
WO3%Industry Grade | 0.12-0.18 | 0.15-0.2 | 0.04 |
Minable Thickness (M) | 0.8-1 | 1 | 0.5 |
The rock eliminate thickness (M) |
2-3 | 2-3 | 2 |
IV:Quality requirement of Fine Powde
Super tungsten concentrate quality standards
Variety |
WO3 ≥% |
|
|||||||||||||
S | P | As | Mo | Ca | Mn | Cu | Sn | SiO2 | Fe | Sb | Bi | Pb | Zn | ||
Black WⅠ3 |
70 | 0.2 | 0.02 | 0.06 | 3.0 | 0.04 | 0.04 | 4 | 0.04 | 0.04 | 0.04 | ||||
Black WⅠ2 |
70 | 0.4 | 0.03 | 0.08 | 4.0 | 0.05 | 0.10 | 5 | 0.05 | 0.05 | 0.05 | ||||
Black WⅠ1 |
68 | 0.5 | 0.04 | 0.10 | 5.0 | 0.06 | 0.15 | 7 | 0.10 | 0.10 | 0.10 | ||||
Black WⅡ3 |
70 | 0.4 | 0.03 | 0.05 | 0.01 | 0.3 | 0.15 | 0.10 | 3 | ||||||
Black WⅡ2 |
70 | 0.5 | 0.05 | 0.07 | 0.015 | 0.4 | 0.2 | 0.15 | 3 | ||||||
Black WⅡ1 |
68 | 0.6 | 0.10 | 0.10 | 0.02 | 0.5 | 0.25 | 0.20 | 3 | ||||||
White WⅠ3 |
72 | 0.2 | 0.03 | 0.02 | 0.3 | 0.01 | 0.01 | 1 | 0.02 | 0.01 | 0.02 | ||||
White WⅠ2 |
70 | 0.3 | 0.03 | 0.03 | 0.4 | 0.02 | 0.02 | 1.5 | 0.03 | 0.02 | 0.03 | ||||
White WⅠ1 |
70 | 0.4 | 0.03 | 0.03 | 0.5 | 0.03 | 0.03 | 2 | 0.03 | 0.03 | 0.03 | ||||
White WⅡ3 |
72 | 0.4 | 0.03 | 0.03 | 0.01 | 0.3 | 0.15 | 0.10 | 2 | 2 | 0.1 | ||||
White WⅡ2 |
70 | 0.5 | 0.05 | 0.05 | 0.015 | 0.4 | 0.20 | 0.15 | 3 | 2 | 0.1 | ||||
White WⅡ1 |
70 | 0.6 | 0.10 | 0.10 | 0.01 | 0.5 | 0.25 | 0.20 | 3 | 3 | 0.2 |
V:The strong point of Shanghai Daiwo Mining Machinery Co., Ltd
1.Design the professional production plant;
2.Assay Ore, Appraisal Ore;
3.Research of mining process and Plant design;
4.Equipment provide, Install and Guide;
5. Undertake Turnkey Project.
For higher productivity, better reliability and flexibility, long service life, and better final product quality, the Wolfram Process Plant manufactured by Shanghai Daiwo is absolutely your best choice. All our products are manufactured in accordance with ISO9001:2008 standard and ISO9001:14000 standard,so you can feel secure in using them. We provide comprehensive technical service including design, installation and maintenance. We have technical supports in many countries all over the world, if you need, we will provide you on-site service immediately.
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