Semiconductor Wafer Lapper from China
A semiconductor wafer lapper uses abrasive slurries to lap wafer surfaces post-slicing, achieving flatness tolerances critical for device fabrication. It prepares wafers within dimensional specs per statistical note. Under HTS 8486.10.00.00 for wafer preparation.
Duty Rate — China → United States
25%
Rate breakdown
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Specify flatness specs (e.g
• <1μm) in docs to distinguish from general polishers
• Check for EPA compliance on slurry chemicals during import