Crystal Boule Grinder from Japan
Precision grinder that shapes silicon crystal boules to exact diameters and grinds flats indicating conductivity type and resistivity. As wafer preparation equipment removing cermet material, it is classified in HTS 8461.90.60 under other machine tools for semiconductor manufacturing.
Duty Rate — Japan → United States
14.4%
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
• Submit boule diameter tolerance specs to confirm classification under statistical note (a)(ii)(A)
• Use HTS advisory rulings for hybrid grinders to avoid disputes