Czochralski Crystal Puller from Canada
A Czochralski crystal puller is auxiliary machinery used to produce monocrystalline silicon boules from which semiconductor wafers are sliced, classified under HTS 8448.32.0090 as parts and accessories for machines of heading 8445 for preparing textile fibers in semiconductor contexts. It falls here due to its role in fiber-like crystal growth processes akin to textile preparation equipment.
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 solely for heading 8445 machines via technical specs to avoid reclassification
• Include detailed invoices specifying semiconductor fiber prep use to support 'other' subcategory