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CVD Synthetic Diamond Dust 80 Mesh from China

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 — China → United States

37.5%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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