Czochralski Crystal Puller Attachment Kit from China
This specialized attachment kit is designed for use with crystal growing machines in semiconductor wafer manufacturing, enabling the Czochralski method to produce monocrystalline silicon boules. It falls under HTS 8466.30.60.85 as a special attachment for machines of heading 8461 used in semiconductor processing.
Duty Rate — China → United States
40.4%
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 compatibility with specific crystal grower models from headings 8456-8465 via manufacturer specs
• Include detailed technical documentation proving sole use in semiconductor material growth to avoid misclassification
• Watch for pitfalls in declaring as general machine parts; statistical notes require semiconductor-specific end-use proof