Crystal Boule Flattener from Mexico
Machine that grinds flats on semiconductor crystal boules to encode crystal orientation and doping information. Per statistical notes, classified as wafer preparation equipment under HTS 8464.90.0120 for mineral-like processing. Standard in silicon foundries.
Duty Rate — Mexico → United States
12%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document flat positioning standards (e.g
• ASTM) for classification support
• Cleanroom compatibility certification speeds customs clearance