Products Description
Products Description
| Grade | Chemicals Composition(%) | |||
| Si% | Fe% | Al% | Ca% | |
| ≥ | ≤ | |||
| 3303 | 99 | 0.30 | 0.30 | 0.03 |
| 2202 | 99 | 0.20 | 0.20 | 0.02 |
| 553 | 98.5 | 0.50 | 0.50 | 0.30 |
| 441 | 99 | 0.40 | 0.40 | 0.10 |
| 4502 | 99 | 0.40 | 0.50 | 0.02 |
| 421 | 99 | 0.40 | 0.20 | 0.10 |
| 411 | 99 | 0.40 | 0.10 | 0.10 |
| 1101 | 99 | 0.10 | 0.10 | 0.01 |
Products Description
Silicon metal 2202 is industrial purified elemental silicon, which belongs to one of industrial silicon grades, and its silicon content is greater than or equal to 98.5%. The main component of silicon metal is silicon, and the rest impurities are iron, aluminum, calcium, etc. Silicon metal 2202 is mainly used to produce high-quality silicon carbide and oxidation resistant layer of high-temperature electric furnace, and it is often used as an additive of non-iron-based alloys. At the same time, it can also be used to produce silicone, prepare high-purity semiconductor materials and prepare alloys with special purposes.
In the metallurgical field, silicon metal 2202 is usually used as an alloy additive. It can significantly improve the mechanical properties and processability of metal materials. By alloying with other metal elements, the hardness, strength, wear resistance and corrosion resistance of metals can be improved, thus meeting the use requirements in various complex and harsh environments. This alloying makes silicon metal 2202 widely used in aerospace, automobile manufacturing, machinery manufacturing and other fields.
Photovoltaic industry is a rapidly developing emerging industry in recent years. And as one of the main raw materials of solar cells, silicon metal 2202 plays an important role in it. By accurately controlling the crystal structure and impurity content of silicon metal 2202, the photoelectric conversion efficiency and service life of solar cells can be optimized and the sustainable development of photovoltaic industry can be promoted. In addition, silicon metal 2202 has good electrical and thermal conductivity, so it becomes an indispensable material in the manufacture of electronic devices. In the manufacture of various electronic components and circuit boards, silicon metal2202 is used as a conductive layer, a connecting wire and a heat conduction material. It plays a key role in improving the performance, stability and reliability of electronic devices.
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