8473.40.86.00/Wafer Thickness Measurement Station/Canada

Wafer Thickness Measurement Station from Canada

Inline station measuring semiconductor wafer thickness uniformity using laser interferometry for process control. Classified under HTS 8473.40.86.00 when integral to wafer preparation equipment of heading 8472. Ensures wafers meet fab dimensional specifications.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

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Import Tips

• Document integration with upstream lapping/polishing equipment

• Specify measurement resolution (e.g

• 0.1μm) proving semiconductor application

• Distinguish process control from standalone metrology tools