Czochralski Boule Diameter Grinder from Canada
Specialized grinder head for reducing Czochralski-grown silicon boule diameter to wafer specifications. Essential part of semiconductor crystal processing machinery under HTS 8474.90.00.90 for mineral grinding.
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
• Include boule size range (150-450mm) and flat grinding specs in documentation
• Obtain binding ruling if equipment handles multiple crystal types beyond semiconductors