Crystal Boule Grinder from Mexico
Precision grinder that shapes semiconductor crystal boules to exact diameter and grinds orientation flats indicating conductivity type and resistivity. Falls under HTS 8445.90.00.00 per statistical note (a)(ii)(A) for wafer preparation equipment in semiconductor processing.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Submit boule diameter specs and flat grinding tolerances to confirm wafer prep classification
• Pair with end-use statement for semiconductor boule processing