Float Zone Crystal Grower Jet Manifold from Japan
A specialized manifold that directs high-velocity gas jets in float zone crystal growers for melting and zone refining semiconductor materials like silicon. Classified under HTS 8424.90.90.40 due to its role in jet projecting machines for precise thermal control in monocrystalline boule production. It enables contactless zone movement critical for purity.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide OEM part diagrams showing jet dispersion function to support 8424 classification over general parts
• Ensure INCO terms account for high-value semiconductor equipment logistics and insurance requirements