Gallium Arsenide Crystal Puller Gearbox from Mexico
Gearbox assembly for pullers producing GaAs monocrystalline boules for compound semiconductor wafers. Under HTS 8431.10.0010 as 8425.11 machinery part, statistical note covering gallium arsenide materials.
Duty Rate — Mexico → United States
10%
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
• Include GaAs-specific resistivity specs to distinguish from silicon equipment
• Certify no dual-use in non-semiconductor crystal growth
• Avoid general gearbox classification by linking to statistical note (a)(i)