Crystal Boule Grinder from Canada
Machine that grinds semiconductor crystal boules to precise diameters required for standard wafer production and etches flats for resistivity indication. Falls under HTS 8479.82.00 as grinding apparatus for semiconductor material processing as defined in statistical notes.
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 boule diameter specs (150-450mm typical) matching industry standards to validate classification
• Include photos/drawings of flat-grinding mechanism specific to dopant orientation marking