Crystal Boule Grinder from Mexico
Precision grinder that shapes semiconductor crystal boules to exact diameters and grinds orientation flats indicating conductivity type. Classified in HTS 8466.30.60 as a special attachment for wafer preparation machines under headings 8456-8465.
Duty Rate — Mexico → United States
12.9%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Submit engineering drawings showing compatibility only with semiconductor processing machines
• Maintain records of semiconductor fab end-users for audit compliance