</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Bulk Ferrocerium Alloy Ingots from Mexico

Primary ingots of ferrocerium (mischmetal-cerium-iron alloy) for manufacturing lighter flints. HTS 3606.90.80.00 covers pyrophoric alloys in all forms including ingots. Typically 70% cerium content.

Duty Rate — Mexico → United States

15%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Provide alloy certificates showing pyrophoric spark test compliance

Use nitrogen-purged containers to prevent oxidation during ocean transit

Distinguish from rare earth metals (2805.30) via spark generation demonstration

Bulk Ferrocerium Alloy Ingots from Mexico — Import Duty Rate | HTS 3606.90.80.00