Czochralski Crystal Puller from China
A Czochralski crystal puller is used to produce extremely pure monocrystalline semiconductor boules from silicon or gallium arsenide melts, from which wafers are sliced. It falls under HTS 8479.90.95.96 as a part of semiconductor manufacturing equipment for crystal growth, classified as other machines and mechanical appliances having individual functions not specified elsewhere.
Duty Rate — China → United States
35%
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
9903.88.0125%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]
Import Tips
• Verify equipment qualifies under statistical note for semiconductor crystal growth to ensure correct classification
• Provide detailed technical specs and end-use certificates to avoid misclassification as general machinery