Czochralski Method Crystal Growth Heat Sink from Japan
Heat sink exchanger integrated into AC systems for Czochralski crystal growth furnaces producing semiconductor boules. HTS 8415.83.0060 for other non-refrigerated heat exchangers in such apparatus. Manages thermal gradients for pure monocrystalline silicon pulling.
Duty Rate — Japan → United States
26.4%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Cite statistical note (a)(i) crystal growers in rulings requests
• Ensure RoHS compliance docs for electronics import lanes