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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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