Ferrosilicon 78% High-Silicon FeSi78 from Mexico
Ferrosilicon 78% High-Silicon grade approaches 80% limit with 78% Si content, used for maximum deoxidation with minimal iron dilution. HTS 7202.21.50.00 'other' category for 55-80% silicon ferrosilicon. Brittle texture requires careful handling.
Duty Rate — Mexico → United States
11.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Pre-shipment Si verification prevents >80% reclassification to 7202.21.90.00 upon entry
• Dust mitigation essential; high-Si grades more friable and pyrophoric