8411.99.90/Czochralski Crystal Puller/Germany

Czochralski Crystal Puller from Germany

A Czochralski crystal puller is a specialized gas turbine-powered apparatus used to grow monocrystalline silicon boules from molten semiconductor material by precisely controlling rotation and pulling speed. It falls under HTS 8411.99.90 as a part of other gas turbines employed in semiconductor manufacturing for wafer production. The turbine provides the high-precision rotational drive essential for crystal growth.

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

Calculate with your customs value Verify with the Tariff Assistant

Import Tips

• Obtain end-use certification proving semiconductor manufacturing application to avoid reclassification to general machinery

• Include detailed technical specs showing gas turbine integration and wafer boule production role in commercial invoice

• Verify compliance with export controls (EAR/ITAR) as crystal growers often contain controlled precision components