Gallium Arsenide Crystal Growth Vacuum Pump from Germany
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 — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, 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