Float Zone Crystal Grower Quartz Crucible from Germany
High-purity quartz crucible used in float zone crystal growers to contain molten silicon during the zone refining process for semiconductor material production. This non-electrical part maintains material purity at extreme temperatures. Falls under 8487.90.00 as an unspecified machinery part for semiconductor equipment.
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
• Require material certificates proving high-purity quartz suitable only for semiconductor processing
• Confirm no electrical connectors or features present
• Common pitfall: incorrect classification as glassware under Chapter 70