CVD Synthetic Diamond Dust 80 Mesh from Japan
Chemical vapor deposition synthetic diamond powder milled to 80 mesh or finer particle size. Classified HTS 7105.10.00.11 for synthetic diamond powders per subheading specifications. Applied in thermal paste formulations and diamond tool manufacturing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• CVD process documentation required to confirm synthetic status vs. natural polycrystalline
• Declare purity levels (>99% carbon) to avoid precious stone content disputes
• Ship in nitrogen-purged containers to prevent oxidation of diamond lattice