Silicon Ingot Grinder from Mexico
Precision grinder that shapes semiconductor silicon ingots to exact diameters and flats indicating conductivity type, preparing them for wafer slicing. Falls under HTS 8464.90.0120 per statistical notes as crystal grinders for semiconductor materials treated like mineral processing tools. Critical step in wafer preparation.
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
• Include material safety data sheets for silicon dust handling compliance
• Label as 'semiconductor crystal grinder' to match HTS statistical definition