Crystal Boule Grinder from Mexico
Precision grinding machine used to grind semiconductor crystal boules to exact diameters and flats indicating conductivity type and resistivity, as per statistical notes for wafer manufacturing equipment. Classified under HTS 8464.20.0120 as a grinding machine for mineral materials like silicon crystals. Essential for preparing monocrystalline boules before wafer slicing in semiconductor production.
Duty Rate — Mexico → United States
12%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify machine specifications match statistical note (a)(ii)(A) for crystal grinders to avoid reclassification; provide detailed technical documentation on boule processing capability; ensure EPCG or duty drawback eligibility for semiconductor equipment