- Contact Person : Mr. Ma Guojun
- Company Name : Beijing DDZL Si Co., Ltd.
- Tel : 86-10-61585509
- Fax : 86-10-61583944
- Address : Beijing,Beijing,Dadushe Industrial zone, Tongzhou District, Beijing, China
- Country/Region : China
- Zip : 101103
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Application
(1) silicon metal 3303 Widely used in industrial refractories, powder metallurgy industry,polysilicon,silicon target material,silicon nitride,silicon carbon bar and semi-conductors.
(2)Used in aluminum: An additive to aluminum alloys, silicon is used to increase the fluidity and tenacity of Aluminum and its alloys, which enjoy good castability and weldability accordingly.
Chemical Properties
Item | Typical Range |
Purity(%) | 99.0 |
Iron(%) | 0.2 |
Calcium(%) | 0.02 |
Aluminum(%) | 0.08 |
Carbon(%) | ≤0.02 |
Physical Properties
Item | Typical Range |
Particle Size | 0.1-0.5mm |
our product:
Silicon powder | Specification | Si ≥ | Chemical Composition % | ||
Impurity, ≤ | |||||
Fe | Al | Ca | |||
Chemical silicon powder | Si-(24-120 mesh) | 99.0 | 0.4 | 0.4 | 0.1 |
Si-(40-120 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | |
Si-(40-160 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | |
Si-(40-120 mesh) | 99.2 | 0.35 | 0.35 | 0.1 | |
Si-(40-325 mesh) | 99.0 | 0.3 | 0.2 | 0.05 | |
Si-(180-325mesh) | 98.5 | 0.4 | 0.4 | 0.1 | |
Si-(180-325mesh) | 99.98 | 0.005 | 0.004 | 0.002 | |
Si-(120-200mesh) | 98.5 | 0.4 | 0.4 | 0.1 | |
Si-(120-200mesh) | 99.95 | 0.02 | 0.02 | 0.002 | |
Silicon powder for refractory | 150 mesh | 98 | 0.6 | 0.4 | 0.2 |
200 mesh | 99 | 0.3 | 0.2 | 0.1 | |
325 mesh | 99 | 0.4 | 0.3 | 0.2 | |
400 mesh | 98.5 | 0.5 | 0.3 | 0.2 | |
600 mesh | 98.2 | 0.4 | 0.4 | 0.2 | |
5-7um | 98.5 | 0.4 | 0.4 | 0.2 | |
3-5um | 98.5 | 0.4 | 0.4 | 0.2 | |
3-5um | 99.9 | 0.02 | 0.02 | 0.002 | |
3-5um | 99.99 | 0.002 | 0.001 | 0.0001 | |
Low-grade silicon powder | 200 mesh | 97 | ≤3.0% |
brand | Chemical Composition % | |||
Si ≥ | Impurity, ≤ | |||
Fe | Al | Ca | ||
Si-2202 | 99.5 | 0.2 | 0.2 | 0.02 |
Si-3303 | 99.3 | 0.3 | 0.3 | 0.03 |
Si-411 | 99.3 | 0.4 | 0.1 | 0.1 |
Si-421 | 99.2 | 0.4 | 0.2 | 0.1 |
Si-441 | 99.0 | 0.4 | 0.4 | 0.1 |
Si-553 | 98.5 | 0.5 | 0.5 | 0.3 |
Smelting aluminum special | 98 | 0.5 | 1 | 0.3 |
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