Gallium Arsenide Crystal Growth Vacuum Pump from Canada
Specialized high-power (>746 kW) vacuum pump for gallium arsenide crystal pullers used in compound semiconductor manufacturing. Maintains ultra-clean vacuum for GaAs boule growth explicitly mentioned in statistical notes. Classified 8414.80.20.75 as other vacuum pump exceeding power threshold.
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
• Specify GaAs material in documentation matching statistical note materials list
• Corrosion-resistant certifications for arsine gas handling required for GaAs equipment
• Validate against silicon-only equipment to claim compound semiconductor status