Crystal Boule Grinder from Mexico
Precision grinder for semiconductor crystal boules, achieving exact diameter and flats for conductivity/resistivity indication before wafer slicing. HTS 8461.50.80.90 covers this as other machine tools for sawing/cutting-off by removing metal or cermets in wafer prep.
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
• Certify flatness tolerance specs (<1 micron) to prove semiconductor application
• Use ISF filings early for high-value equipment to avoid penalties