Wafer Preparation Lapping Machine from Canada
Lapping machines for semiconductor wafers achieve ultra-flat surfaces by abrasive slurry processing after boule slicing, essential for fabrication readiness. Classified as other casting machines under HTS 8454.30.00.90 per statistical notes for wafer preparation in metallurgy.
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
• Submit flatness tolerance data (<1 micron) proving semiconductor application
• Pair with boule sourcing docs for full wafer manufacturing chain evidence