Titanium-Coated Synthetic Diamond Powder for Optics from Japan
Precision-grade synthetic diamond powder with titanium coating for lapping optical lenses, 90%+ 0.5mm sieve compliant. Fits HTS 7105.10.0020 as metal-coated synthetic diamond per chapter notes. Essential for high-clarity glass polishing.
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
• Lab reports must quantify titanium coating percentage to avoid precious metal alloy confusion
• Segregate from bulk abrasives shipments to maintain Chapter 71 precious stone status
• Watch for re-export processing relief if used in US optical manufacturing