Diamond Lapping Films on Polymer Film Base from Canada
Precision lapping films coated with micron-sized diamond particles on a polyester polymer film base for semiconductor and optics polishing. Falls under HTS 6805.30.5000 for artificial abrasive on other materials (plastic film). Achieves sub-micron surface finishes.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide particle size distribution reports for 'precision' claims and duty verification
• Comply with export controls if diamond tech implies strategic materials