Crystal Boule Grinder from Canada
Precision grinder that shapes semiconductor crystal boules to exact wafer diameters and grinds orientation flats indicating conductivity type. Meets 8479.82.0080 as wafer preparation grinding equipment per statistical notes.
Duty Rate — Canada → United States
60%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
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
• Include boule diameter tolerance specs (typically ±0.1mm) and flat grinding angle documentation
• Certify for monocrystalline silicon/gallium arsenide use to qualify under semiconductor provisions