Synthetic Diamond Polishing Powder 1000 Mesh Optical Grade from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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