Czochralski Crystal Puller from Japan
A machine used to produce monocrystalline silicon boules by the Czochralski method, pulling a seed crystal from molten silicon to grow semiconductor ingots. It falls under HTS 8479.89.95 as specialized semiconductor manufacturing equipment not classified elsewhere in Chapter 84. Crystal growers and pullers are explicitly noted for wafer production.
Duty Rate — Japan → United States
12.5%
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
Import Tips
• Verify equipment meets statistical note definitions for semiconductor processing to avoid reclassification; provide detailed technical specs and end-use statements
• Common pitfall: incorrect valuation of high-tech components leading to duty disputes