Czochralski Crystal Puller from China
A Czochralski crystal puller is used to produce extremely pure monocrystalline semiconductor boules from which silicon wafers are sliced, fitting under HTS 8412.90.90.85 as a part of semiconductor manufacturing equipment powered by reaction engines or motors. It employs the Czochralski method for growing semiconductor crystals like silicon and gallium arsenide.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify equipment qualifies under statistical notes for semiconductor manufacturing to avoid reclassification
• Provide detailed technical specs and end-use certificates to customs for proper duty assessment
• Ensure compliance with export controls on high-tech machinery from origin countries