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
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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