Products Parameters
|
Garde |
Composition |
||||
|
Si Content (%) |
Impurities (%) |
||||
|
Fe |
Al |
Ca |
P |
||
|
Silicon Metal 1501 |
99.69 |
0.15 |
0.15 |
0.01 |
≤0.004% |
|
Silicon Metal 1502 |
99.68 |
0.15 |
0.15 |
0.02 |
≤0.004% |
|
Silicon Metal 1101 |
99.79 |
0.1 |
0.1 |
0.01 |
≤0.004% |
|
Silicon Metal 2202 |
99.58 |
0.2 |
0.2 |
0.02 |
≤0.004% |
|
Silicon Metal 2502 |
99.48 |
0.25 |
0.25 |
0.02 |
≤0.004% |
|
Silicon Metal 3303 |
99.37 |
0.3 |
0.3 |
0.03 |
≤0.005% |
|
Silicon Metal 411 |
99.4 |
0.4 |
0.1 |
0.1 |
≤0.005% |
|
Silicon Metal 421 |
99.3 |
0.4 |
0.2 |
0.1 |
– |
|
Silicon Metal 441 |
99.1 |
0.4 |
0.4 |
0.1 |
– |
|
Silicon Metal 551 |
98.9 |
0.5 |
0.5 |
0.1 |
– |
|
Silicon Metal 553 |
98.7 |
0.5 |
0.5 |
0.3 |
– |
|
Off-Grade Silicon Metal |
96 |
2 |
1 |
1 |
– |
Specification granularity: natural block, 10-100mm, 10-60mm, 3-10mm, 1-3mm, 0-1mm, or customized according to customer requirements.
Packaging: Ton bag packaging (1000kg/bag) or customized according to customer requirements.

Products Description
In the hidden corners of the contemporary industrial system, Silicon Metal 1502, a seemingly ordinary metallurgical product, is reshaping our material world in an amazing way. As a metallurgical grade silicon with a silicon content of more than 98.5%, it transcends the single attribute of traditional metals and becomes a material link between basic industry and high-tech industry. From aluminum alloy strengtheners to key raw materials for organosilicon synthesis, from photovoltaic industry to electronic components, Silicon Metal 1502 quietly supports the complex architecture of modern industrial civilization with its unique physical and chemical properties.

Silicon Metal 1502 plays a revolutionary role in the transformation of the metallurgical industry. When it is added to the aluminum matrix as an alloying element, only about 4% of the addition is needed to increase the strength of the aluminum alloy by more than 50%. This magical strengthening effect originates from the dispersed strengthening phase formed by silicon atoms in the aluminum lattice. The structural change at the microscopic level brings about a leap in macroscopic performance. More noteworthy is that the addition of Silicon Metal 1502 in cast iron production can promote the graphitization process and precipitate carbon in the form of graphite, thereby significantly improving the mechanical processing properties and thermal fatigue resistance of the casting. Metallurgical engineers can customize a variety of cast iron materials from high toughness to high hardness by precisely controlling the silicon content between 0.5% and 4%. This ability to precisely control material design is the core competitiveness of the modern metallurgical industry.

The chemical industry's in-depth development of Silicon Metal 1502 has demonstrated the infinite possibilities of a single material. Through the Rochow-Müller process, metallurgical silicon reacts with methyl chloride under the action of a copper catalyst to produce methylchlorosilane, a basic monomer of silicone. Statistics show that each ton of Silicon Metal 1502 can be converted into about 2.5 tons of silicone intermediates, and these intermediates can be derived into tens of thousands of end products. From aerospace sealing materials resistant to extreme temperatures to biocompatible artificial organs, from super-hydrophobic surface coatings to high-transmittance optical adhesives, the diversity of silicone products is amazing. Especially in the field of new energy, in the process of converting Silicon Metal 1502 into polysilicon through zinc reduction, the material purity needs to be increased to more than 99.9999%. This leap from metallurgical grade to electronic grade reflects the pinnacle achievement of material purification technology.
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