Czochralski Crystal Puller from China
A Czochralski crystal puller is specialized machinery used to grow monocrystalline silicon boules from molten semiconductor material by slowly pulling a seed crystal. It falls under HTS 8442.30.01 as equipment for preparing printing components, though primarily associated with semiconductor wafer production which aligns with precise material processing apparatus in this category.
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 specifications match statistical notes for semiconductor processing to avoid misclassification
• Provide detailed technical documentation including boule diameter capacity and growth method for customs valuation