Products Parameters
| 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
The silicon content of silicon metal 2202 is as high as 99.50%, which makes it provide stable and efficient performance in various applications. The contents of iron, aluminum, calcium and other impurities in this type of metallic silicon are relatively low, only 0.20%, 0.20% and 0.02% respectively. The low impurity content ensures the purity and quality of silicon metal 2202, making it more suitable for application scenarios with high purity requirements. The traditional production method of silicon metal is mainly smelting.

Silicon metal 2202 is widely used in the refractory industry as an excellent antioxidant. Adding silicon metal 2202 into the refractory can first react with oxygen to form new closed pores of the mineral phase, improve the density and prevent the penetration of slag iron, thus improving the high-temperature resistance, wear resistance and oxidation resistance of products. Silicon metal 2202 is also an important raw material for producing silicone, preparing high-purity semiconductor materials and preparing alloys with special purposes. It can be used as an additive of non-iron-based alloy to improve the performance and stability of the alloy.

Silicon metal 2202 is not only widely used in refractories and powder metallurgy industries, but also used as a non-iron-based alloy additive and silicon steel alloying agent in the metallurgical casting industry to improve the hardenability of steel. In addition, it can also be used as a reducing agent for some metals and used in new ceramic alloys and other fields. Silicon metal 2202 is usually packaged in tons of packages, and it can provide different specifications and models of blocks, granules and powders according to customer requirements.

To sum up, silicon metal 2202 plays an important role in metallurgy, semiconductor, chemical industry and other fields because of its high purity, low impurity content, excellent oxidation resistance, diversified applications and environmentally friendly production methods.
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