Used Czochralski Crystal Puller from Germany
A rebuilt machine used to grow monocrystalline silicon boules from molten silicon via the Czochralski method for semiconductor wafer production. It falls under HTS 8463.90.0040 as a used or rebuilt machine tool for working metal or cermets without removing material, specifically for processing semiconductor materials. This equipment precisely controls crystal growth without material removal.
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
• Verify rebuild certification and documentation proving prior use to qualify under 'used or rebuilt' subheading
• Include detailed maintenance logs and original specs to avoid reclassification as new equipment
• Ensure compliance with semiconductor equipment export controls from origin country