Synthetic Diamond Polishing Powder 1000 Mesh Optical Grade from Japan
1000 mesh (10-20 micron) synthetic diamond polishing powder for optical lens and mirror finishing. Meets HTS 7105.10.0030 criteria as synthetic diamond powder 80 mesh or finer per Chapter 71 sieve definition. Removes sub-micron surface defects on glass and crystals.
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
• Mono-layer vs poly-layer dispersion specs impact yield; declare coating type if applicable
• Static-free packaging mandatory for fines; ESD certs prevent loss in transit
• Avoid 'gem polish' labeling—industrial use only to stay in 7105