Synthetic Industrial Diamond Powder from Japan
Finely ground synthetic diamond particles used in industrial applications like grinding and polishing. Classified under HTS 7102.29.00 as unmounted, worked industrial diamonds not specified as dust or powder elsewhere. Meets subheading note criteria with over 90% passing 0.5mm sieve.
Duty Rate — Japan → United States
10%
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
• Verify powder fineness meets 0.5mm sieve test per chapter notes; obtain lab certification for synthetic origin
• Declare as industrial use only to avoid jewelry misclassification
• Watch for re-export rules under Kimberley Process even for synthetics