Hafnium Metal Powder from Mexico
Fine hafnium powder used in powder metallurgy for manufacturing high-strength alloys and thermal spray coatings in aerospace turbines. Classified under HTS 8112.31.00.00 explicitly covering powders of hafnium.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide particle size distribution and purity certificates to confirm classification as unwrought powder, not fabricated articles
• Comply with REACH or TSCA chemical registration for fine metal powders due to inhalation health risks
• Package in inert atmosphere containers to prevent oxidation during transit