CNC boule Notching Machine from Japan
Numerically controlled precision saw/notcher that creates fiducial notches on silicon boules for wafer alignment in lithography. HTS 8461.50.4050 classification for NC slotting/sawing machines in semiconductor boule preparation. Ensures exact angular positioning for wafer fabrication.
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 notch angular precision (±0.5°) and boule size range for classification verification
• Include programming specs showing crystal orientation algorithms
• Distinguish from general metal notching via semiconductor-specific vision systems