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Synthetic Diamond Micron Powder from Japan

Ultra-fine synthetic diamond powder (1-50 microns) meeting the 0.5mm sieve test, ideal for precision lapping and coating applications. Falls under HTS 7105.10.00 as synthetic diamond powder per chapter definitions. Excludes alloys or clad materials.

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

• Include particle size analysis report confirming powder form per subheading note

• Declare synthetic origin clearly to distinguish from natural diamonds

• Watch for blending with other abrasives, which may trigger 6805 classification