Industrial Diamond Microns for Lapping from Canada
Precisely graded diamond grit (1-50 microns) for final polishing of semiconductors, optics, and precision bearings. HTS 7102.29.00 as worked industrial diamonds in powder form per subheading definition. Friable monocrystalline structure optimized for lapping.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify micron size range and friability type in entry docs; provide sieve analysis certificate
• Segregate from coating-grade diamonds to maintain 7102 classification
• Cleanliness specs critical for semiconductor use