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Czochralski Crystal Puller from China

A machine used to produce monocrystalline silicon boules by pulling a seed crystal from molten silicon in a controlled temperature environment. It falls under HTS 8419.39.02 as industrial drying equipment for semiconductor manufacturing processes involving precise temperature changes to evaporate impurities during crystal growth.

Duty Rate — China → United States

37.5%

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

Verify equipment qualifies under semiconductor manufacturing notes for potential duty exemptions

Provide detailed technical specs proving temperature change involvement to avoid misclassification

Ensure origin certificates for high-tech components to mitigate anti-dumping risks