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
13.9%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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