Czochralski Crystal Puller from Mexico
A Czochralski crystal puller is a specialized machine used to grow monocrystalline silicon boules from molten semiconductor material by slowly pulling a seed crystal. It is classified under HTS 8473.29.00.00 as a part or accessory principally used with semiconductor manufacturing machines of heading 8470, specifically for wafer production.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify equipment is solely for semiconductor processing to avoid reclassification under general machinery headings
• Provide detailed technical specs and end-use certificates to customs for Chapter 84 eligibility