Float Zone Crystal Grower from Mexico
Equipment that uses radio frequency heating to melt a narrow zone of polycrystalline silicon rod, forming monocrystalline silicon via zone refining in a quartz (glass) envelope. Classified under HTS 8475.29.00.00 for hot working glass in semiconductor material production. Critical for high-purity wafers used in electronics.
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
• Document quartz envelope usage and RF heating specs; ensure statistical note compliance for semiconductor testing
• Avoid errors by distinguishing from metallurgical equipment