Ferrosilicon 92% for Ductile Iron from Canada
92% silicon ferrosilicon used as a base for inoculants in ductile iron production, promoting spheroidal graphite formation. HTS 7202.21.90.00 captures this ferroalloy due to silicon >90% specification. Essential for enhancing iron ductility and machinability.
Duty Rate — Canada → United States
15.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify as inoculant base (not final mix) for proper heading
• Biuret test equivalents for silicon uniformity
• Temperature-controlled storage advisories