Ferrosilicon 93% Standard Lumps from Mexico
Standard lump ferrosilicon graded at 93% silicon by weight, widely used across steel and cast iron industries for general silicon addition. HTS 7202.21.90.00 designation reflects its position in the ferrosilicon hierarchy for >90% silicon content. Reliable workhorse material for bulk alloying.
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Standard sizes (10-100mm) typical; specify to avoid sizing disputes
• Bulk density tests validate declared weights accurately
• Seasonal demand peaks; plan inventory accordingly