Wafer Slicing Diamond Saw from Mexico
High-precision diamond wire or blade saw for slicing ultra-thin wafers from monocrystalline semiconductor boules. Classified in HTS 8431.39.0080 as part of heading 8428 wafer preparation machinery. Maintains crystal integrity during high-volume wafer production.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide evidence of diamond wire specs for semiconductor tolerances (e.g
• <50 micron kerf)
• Common issue: reclassification as jewelry saws under 8461
• Include cleanroom compatibility certification