Float Zone Crystal Grower Winch Assembly from Germany
A winch assembly designed for float zone crystal growers that produce high-purity silicon rods for semiconductor wafers. Classified under HTS 8431.10.0010 as parts of 8425.11 capstan/winch machinery used in semiconductor boule processing. Aligns with statistical note (a)(i) for crystal growers employing float zone methods.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide float zone process diagrams showing winch integration to confirm principal use with 8425.11 machinery
• Label components clearly as 'semiconductor crystal grower exclusive' to prevent misclassification as general industrial parts