Float Zone Crystal Grower from Canada
Float zone crystal growers use a floating molten zone to purify and grow monocrystalline semiconductor ingots, particularly for high-resistivity silicon wafers. Classified under HTS 8454.30.00.90 as other casting machines in metallurgy for semiconductor boule production.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document float zone process specs to distinguish from standard foundry casters
• Ensure cleanroom compatibility certifications for semiconductor import eligibility