Czochralski Crystal Puller Furnace from Japan
A high-temperature furnace used to produce monocrystalline silicon boules via the Czochralski method for semiconductor wafer manufacturing. It is a key component classified under HTS 8473.40.86.00 as a part of semiconductor processing machines in heading 8472. This equipment precisely controls crystal growth conditions essential for semiconductor production.
Duty Rate — Japan → United States
10%
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 is solely for semiconductor machines under 8472 with technical specs and end-user certificates
• Include detailed process descriptions in entry docs to avoid misclassification as general lab apparatus