 
                                Silicon Metal (Si Metal) is high purity silicon, also known as industrial silicon or crystalline silicon. Although silicon metal is a non-metal, it has a metallic luster on the outside. It has a hi...
DESCRIPTION
Silicon Metal (Si Metal) is high purity silicon, also known as industrial silicon or crystalline silicon. Although silicon metal is a non-metal, it has a metallic luster on the outside. It has a high melting point, good heat resistance, high electrical resistivity, and ultra-high oxidation resistance. It is mainly used as an additive for non-ferrous alloys and is an indispensable basic raw material for many high-tech industries.
| Product grades | Chemical composition | Chemical composition | Chemical composition | Chemical composition | 
| Impurities(%) | Impurities(%) | Impurities(%) | ||
| Si content(%) | Fe | Al | Ca | |
| 1101 | 99.79 | 0.1 | 0.1 | 0.01 | 
| 2202 | 99.58 | 0.2 | 0.2 | 0.02 | 
| 2502 | 99.48 | 0.25 | 0.25 | 0.02 | 
| 3303 | 99.37 | 0.3 | 0.3 | 0.03 | 
| 411 | 99.4 | 0.4 | 0.1 | 0.1 | 
| 421 | 99.3 | 0.4 | 0.2 | 0.1 | 
| 441 | 99.1 | 0.4 | 0.4 | 0.1 | 
| 551 | 98.9 | 0.5 | 0.5 | 0.1 | 
| 553 | 98.7 | 0.5 | 0.5 | 0.3 | 
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