Float Zone Crystal Grower RF Heating Coil from Mexico
Radio frequency heating coil accessory for float zone crystal growers classified in heading 8465, used to melt and zone-refine semiconductor materials like high-purity silicon without crucibles. Critical for producing defect-free monocrystalline ingots for wafer fabrication. Falls under 8466.92.5050 as a principal part for semiconductor processing machines.
Duty Rate — Mexico → United States
14.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide RF power specifications and material compatibility data (e.g
• silicon/gallium arsenide) in entry docs
• Label as 'semiconductor-specific' to differentiate from general industrial heating elements