Ferro alloy
High Purity 421 441 553 3303 3305 Silicon Metal for Metallurgy
Silicon Metal processed by excellent industrial silicon and including full varieties. Used in electro, metallurgy and chemicalindustry. It is silver gray or dark gray powder with metallic luster, w...
DESCRIPTION
Silicon Metal processed by excellent industrial silicon and including full varieties. Used in electro, metallurgy and chemicalindustry. It is silver gray or dark gray powder with metallic luster, which be of high melting point, good heat resistance,highresistivity and superior oxidation resistance, it’s called “industrial glutamate”, which is an essential basic raw material in hi-tech industry.
|
Grade
|
Si
|
Fe
|
Al
|
Ca
|
|
553
|
≥98.5%
|
≤0.5%
|
≤0.5%
|
≤0.3%
|
|
441
|
≥99%
|
≤0.4%
|
≤0.4%
|
≤0.1%
|
|
3303
|
≥99%
|
≤0.3%
|
≤0.3%
|
≤0.03%
|
|
2202
|
≥99%
|
≤0.2%
|
≤0.2%
|
≤0.02%
|
|
1101
|
≥99%
|
≤0.1%
|
≤0.1%
|
≤0.01%
|
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