Crystal Boule Grinder Drive Motor from Japan
High-precision motors drive grinders that shape semiconductor crystal boules to exact diameters and flats indicating conductivity type. HTS 8412.80.90.00 covers these as other motors for semiconductor wafer preparation.
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
• Document flat orientation specs for resistivity indication; avoid general machine tool classification; include vibration specs critical for semiconductor precision