Crystal Boule Grinder from Mexico
Precision grinder that shapes silicon crystal boules to exact diameters and grinds flats indicating conductivity type and resistivity. As wafer preparation equipment removing cermet material, it is classified in HTS 8461.90.60 under other machine tools for semiconductor manufacturing.
Duty Rate — Mexico → United States
14.4%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Submit boule diameter tolerance specs to confirm classification under statistical note (a)(ii)(A)
• Use HTS advisory rulings for hybrid grinders to avoid disputes