Silicon Ingot Grinder from Mexico
Precision silicon ingot grinders shape cylindrical semiconductor boules to uniform diameter with orientation notches for wafer slicing alignment. HTS 8479.90.95.96 includes this wafer manufacturing preparation equipment.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Specify notch geometry standards (SEMI M1-M13) for semiconductor boule identification
• Provide roundness and diameter tolerance documentation (<2 microns typical)
• Risk of 8460.29 classification without semiconductor-specific notch capabilities