Semiconductor Crystal Ingot Grinder from Japan
Ingot grinders machine semiconductor crystals to precise diameters with orientation flats before slicing into wafers. Statistical notes place under HTS 8437.80.00 as crystal grinders for boule preparation. Creates reference flats indicating crystal orientation.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide flat orientation specs (primary/secondary flats) and diameter tolerances
• Declare diamond wheels and coolant systems specifications