Tungsten Boride WB2 from Canada
Tungsten diboride (WB2) is an ultra-hard ceramic material used in wear-resistant coatings and cutting tools. Classified under HTS 2850.00.10.00 as a boride of tungsten, meeting chemically defined criteria. It exhibits high melting point and chemical stability for extreme environments.
Duty Rate — Canada → United States
15.5%
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
• Provide XRF or ICP analysis confirming tungsten-boron stoichiometry to validate subheading 2850.00.10
• Avoid bulk packaging over 25kg which may trigger hazardous material shipping declarations
• Confirm not mixed with carbon binders, as carbide exclusions apply per heading 2849