8463.90.00.40/Used Wafer Surface Polisher/China

Used Wafer Surface Polisher from China

Rebuilt polisher achieving sub-angstrom surface roughness on silicon wafers for device fabrication. Classifies 8463.90.0040 as used metalworking without removal for semiconductor prep. Critical mirror finish step.

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

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Import Tips

• Specify RMS surface roughness achievable (<0.5nm)

• Document pad conditioning system status

• Ensure cleanroom compatibility certification