Semiconductor Vapor Phase Epitaxy Reactor Heat Exchanger from Mexico
Shell-and-tube heat exchanger for VPE reactors, condensing precursor vapors and controlling epitaxial layer growth temperatures on wafers. Classified in HTS 8419.90.30.00 for heat exchange parts in semiconductor thin-film deposition equipment involving temperature change processes. Ensures uniform deposition without thermal runaway.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify chemical compatibility with hydride precursors (e.g
• silane); include reactor integration schematics
• Common issue: undervaluation based on stainless vs exotic alloy construction