8419.89.95.40/Float Zone Crystal Cooling Trough/Canada

Float Zone Crystal Cooling Trough from Canada

Liquid-cooled trough system for float zone silicon crystal growth, rapidly quenching the molten zone to form defect-free monocrystalline ingots for wafer slicing. HTS 8419.89.9540 for specialized cooling in semiconductor boule manufacturing. Matches statistical note (a)(i).

Duty Rate — Canada → United States

14.2%

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
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Import Tips

• Provide float zone furnace integration drawings and cooling gradient specifications

• Distinguish from general industrial cooling towers via semiconductor boule dimensions

Float Zone Crystal Cooling Trough from Canada — Import Duty Rate | HTS 8419.89.95.40