Synthetic Diamond Micron Powder 80 Mesh from Japan
Ultra-fine synthetic diamond powder, 80 mesh or finer, produced via HPHT or CVD methods from carbon precursors. Falls under HTS 7105.10.00.11 as synthetic diamond powder in powder form per chapter notes. Essential for precision lapping, wire sawing, and thermal management coatings.
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
• Include lab certification distinguishing synthetic from natural to prevent disputes under diamond subheading
• Declare exact particle size distribution; customs may test for 90% passing 0.5mm sieve requirement
• Package in anti-static, inert atmosphere containers to prevent agglomeration during transit