Crystal Puller for Silicon Wafer Production from China
A crystal puller employing the Czochralski method to grow monocrystalline silicon boules from which semiconductor wafers are sliced. Classified under HTS 8448.20.50 as auxiliary machinery for machines of heading 8444 used in semiconductor wafer manufacturing processes. It enables the production of pure semiconductor material essential for device fabrication.
Duty Rate — China → United States
20.8%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Verify the equipment is specifically designed for use with heading 8444 machines via manufacturer specs to avoid misclassification
• Include detailed technical documentation proving semiconductor wafer processing function during customs entry