Hafnium Carbide Powder from Canada
Hafnium carbide (HfC) ultra-high temperature ceramic powder for rocket nozzles. Falls under 2849.90.50.00 as chemically defined carbide. Melting point exceeds 3900°C.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Obtain export licenses for defense/space applications
• Provide isotopic analysis excluding radioactive content