Semiconductor Wafer Cooling Chuck from Canada
A specialized cooling chuck used in semiconductor wafer processing to maintain precise low temperatures during lithography and etching steps. It incorporates refrigeration coils and thermal control systems to prevent wafer overheating. Classified under HTS 8418.99.8060 as a part of refrigerating equipment designed for semiconductor manufacturing applications.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Verify equipment is specifically for semiconductor processing per statistical notes; provide technical specs showing refrigeration function
• Common pitfall: misclassification as general lab equipment under 8418.69