Semiconductor Wafer Polisher Vacuum Pump from Canada
Vacuum pump component for chemical-mechanical wafer polishers preparing wafer surfaces for device fabrication. HTS 8414.90.91.80 per statistical note covering wafer polishers in preparation equipment. Achieves mirror finish critical for lithography processes.
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
• CMP slurry compatibility certification with polisher specs
• Provide incoming wafer thickness vs. post-polish tolerance data
• Avoid generic CMP vac classification under 8414.90.50