Czochralski Crystal Puller from Germany
A machine tool used to produce monocrystalline silicon boules by pulling a seed crystal from molten silicon in a vacuum chamber, grinding the boule to precise diameter for wafer production. Classified under HTS 8464.90.0120 as it functions as a grinder for semiconductor crystal ingots, akin to mineral material processing. Essential for semiconductor wafer manufacturing.
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 machine specifications match statistical note for semiconductor crystal growers to avoid reclassification
• Provide detailed technical documentation proving boule grinding function for customs valuation
• Ensure EPCG license if importing for semiconductor fab; watch for anti-dumping on precision grinders