Products Description
Silicon metal 2202 is an industrially purified elemental silicon, which is mainly used for the production of organic silicon, the preparation of high-purity semiconductor materials and the formulation of alloys for special purposesThe main chemical components of silicon metal 2202 include silicon (Si), iron (Fe), aluminum (Al) and calcium (Ca).
Products parameters
| Grade | Chemical Composition % | |||
| Si Content(%) | Impurities(%) | |||
| Fe | Al | Ca | ||
| Silicon Metal 2202 | 99.58 | 0.2 | 0.2 | 0.2 |
| Silicon Metal 3303 | 99.37 | 0.3 | 0.3 | 0.3 |
| Silicon Metal 553 | 98.7 | 0.5 | 0.5 | 0.03 |
| Other chemical compositions and sizes can be supplied upon request. | ||||
Products cooperation pictures




1.The production of silicon metal 2202 is mainly smelted by the smelting method, that is, the raw silica is washed, screened and dried, and then smelted with low ash petroleum coke or asphalt coke as a reducing agent.Due to its high purity and specific chemical composition, this material is widely used in the manufacture of silicon wafers in electronic computers, the fabrication of microporous calcium silicon insulation materials, and as a catalyst carrier for special calcium silicon materials.
2.As a specific grade, the application of silicon metal 2202 also covers many of the above aspectsIn the smelting of special steel , thereby improving the quality of steelIn addition, due to its good conductivity , and is widely used in metallurgy, chemical industry, petroleum, machinery manufacturing, silicate, power and other industrial fields. The production of industrial silicon is a high energy consuming process, requiring approximately 1.4 kilowatt hours of electricity to produce 1 ton of industrial silicon. The cost of electricity accounts for a relatively high proportion of the total production cost.
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