Semiconductor Wafer Cooling Heat Exchanger from Germany
A specialized heat exchanger designed for cooling semiconductor wafers during crystal growth and processing stages, such as in Czochralski pullers. It falls under HTS 8415.83.0060 as it is a heat exchanger not incorporating a refrigerating unit, used in semiconductor manufacturing equipment for temperature control without separate humidity regulation. This component ensures precise thermal management critical for monocrystalline boule production.
Duty Rate — Germany → United States
Rate breakdown
Import Tips
• Verify the heat exchanger's specific use in semiconductor processing via manufacturer specs to confirm Chapter 84 classification over Chapter 90 testing apparatus
• Include detailed technical documentation showing integration with air conditioning systems for wafer fabs to avoid misclassification as general HVAC parts