Crystal Boule Diameter Grinder from Canada
Machine for grinding semiconductor crystal boules to precise diameter tolerances before slicing, creating orientation flats per statistical note (a)(ii)(A). HTS 8465.96.0051 as grinding/paringsplitting equipment for hard materials. Critical for uniform wafer yield.
Duty Rate — Canada → United States
12.4%
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
• Document flat positioning accuracy (±0.5°) and diameter tolerance (±0.1mm) for classification support
• Include Czochralski/float-zone boule compatibility in technical literature