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New Wafer Lapping Machine from Canada

Automated lapping equipment that uses abrasive slurries to flatten and thin semiconductor wafers to precise tolerances before polishing. Under HTS 8439.10.0010 as new wafer preparation machinery for cellulosic pulp processing in semiconductor statistical notes. Critical for achieving wafer flatness required in fabrication.

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

• Include slurry compatibility certification for silicon/GaAs wafers

• Document as 'new' via factory test reports

• Common error: classifying under general lapping tools in 8460.42