CNC Slotting Machine for Semiconductor Wafer Flats from China
This precision CNC slotting machine grinds flats on monocrystalline semiconductor boules to indicate conductivity type and resistivity, as defined in statistical notes for wafer preparation equipment. It removes material from crystal boules to precise specifications required for semiconductor wafer production. Classified under 8461.20.80.90 as a slotting machine for shaping semiconductor materials by metal/cermet removal.
Duty Rate — China → United States
41.9%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide technical specs proving semiconductor end-use for potential duty relief under statistical notes; ensure CE marking for electrical safety; declare precise boule diameter compatibility to avoid misclassification as general metalworking equipment