Czochralski Method Crystal Growth Heat Sink from United States
A heat sink exchanger integrated into air conditioning systems for Czochralski crystal growth furnaces producing semiconductor boules. It manages thermal gradients to ensure crystal quality during growth. This unit is classified under 8415.83.00 as a non-refrigerating heat exchanger for air conditioning.
Duty Rate — United States → Canada
25%
Rate breakdown
26SUR2525%United States Surtax Order (2026) — 25% on US products
Import Tips
• Ensure the heat sink is declared as part of an air conditioning system, not as a standalone heat exchanger
• Provide technical documentation showing its role in thermal management for crystal growth
• Check for duty relief under semiconductor equipment programs