Wafer Slicing Saw Pulley Drive from China

Pulley and drive components for high-precision diamond saws that slice monocrystalline boules into semiconductor wafers. Falls under HTS 8431.10.00 per statistical note (a)(ii)(B) for wafer slicing saws as parts of 8425 heading machinery.

Duty Rate — China → United States

35%

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
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]

Import Tips

Certify diamond blade compatibility and kerf thickness specs to prove wafer-specific design

Avoid pitfall of general saw classification by providing statistical note reference in entry docs

Pair with boule material handling proof for principal use with 8425