Czochralski Crystal Puller Attachment Kit from Canada
This specialized attachment kit is designed for use with crystal growing machines in semiconductor wafer manufacturing, enabling the Czochralski method to produce monocrystalline silicon boules. It falls under HTS 8466.30.60.85 as a special attachment for machines of heading 8461 used in semiconductor processing.
Duty Rate — Canada → United States
12.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify compatibility with specific crystal grower models from headings 8456-8465 via manufacturer specs
• Include detailed technical documentation proving sole use in semiconductor material growth to avoid misclassification
• Watch for pitfalls in declaring as general machine parts; statistical notes require semiconductor-specific end-use proof