Float Zone Crystal Grower for Gallium Arsenide from Canada
Equipment employing the float zone method to produce high-purity monocrystalline gallium arsenide boules for semiconductor wafers. Classified under HTS 8455.21.00.00 as a hot rolling mill due to the hot zone melting and zone refinement process simulating hot rolling of semiconductor material into boule form.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include process flow diagrams showing float zone operation for semiconductor boule production
• Ensure labeling specifies material compatibility (e.g
• GaAs) to distinguish from steel rolling mills