High-Purity Hafnium Granules from Canada
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 — Canada → United States
14%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
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