1. Silicon Metal 1101

● Purity: ~99.5% Si

● Main Impurities: Low Fe, Al, Ca

● Applications: Solar-grade material, semiconductors, electronics

2. Silicon Metal 2202

● Purity: ~99.5% Si

● Main Impurities: Fe ≤ 0.2%, Al ≤ 0.2%, Ca ≤ 0.02%

● Applications: Aluminum alloys, chemical industry, silicones

3. Silicon Metal 2502

● Purity: ~99.2% Si

● Main Impurities: Moderate Fe and Al

● Applications: Aluminum deoxidation, industrial casting

4. Silicon Metal 3303

● Purity: ~99.0% Si

● Main Impurities: Fe ≤ 0.3%, Al ≤ 0.3%, Ca ≤ 0.03%

● Applications: Automotive, foundries, chemicals

5. Silicon Metal 421

● Purity: ~98.85% Si

● Main Impurities: Higher Fe content, cost-effective

● Applications: General alloying, cost-sensitive industries

6. Silicon Metal 553

● Purity: ~98.5% Si

● Main Impurities: Fe ≤ 0.5%, Al ≤ 0.5%, Ca ≤ 0.3%

● Applications: General metallurgy, foundries

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