High-Purity Hafnium Granules from Mexico
Granular hafnium (>99.95% pure) for plasma spray coatings on rocket nozzles. HTS 8112.39.00.00 treats sized granules as 'other' beyond unwrought powder specs.
Duty Rate — Mexico → United States
14%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Particle size distribution (e.g
• 45-150μm) distinguishes from powder classification
• Inert gas repackaging required; exposure creates oxide impurities
• Link to specific MIL/AMS specs for defense contract compliance