High Quality Silicon Metal 421 For Steel Making
high quality Silicon metal 421 for Steel makingIts component, silicon content is at about 98% (during recent years , the product whose Si content is at 99.99% also can be included in metal Silicon), the balance impurity is Fe、Al、Ca and so on. Feature：
Industrial silicon powder is regarded as alloy additive ,improve the steel hardenability in metallurgy and foundry industry .
Uses:As non-ferrous alloy additives.
Grade
Composition
Si
Impurities (%)
Fe
Al
Ca
≤
421
99.3
0.4
0.2
0.1
Size: 10-50mm,50-100mm or as customers’ requirements. Packing: Ton parcel, 1000kg/bag
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