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Wafer Lapping Machine Pneumatic Pressure Cylinder from Canada

Pneumatic linear cylinder applying controlled pressure during wafer lapping operations to achieve critical surface flatness for semiconductor fabrication. Classified under HTS 8412.90.9025 as linear acting pneumatic motor part for wafer preparation equipment. Maintains consistent pressure across wafer surface during polishing.

Duty Rate — Canada → United States

10%

Rate breakdown

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

Import Tips

Document pressure uniformity specs (±0.1 psi typical for semiconductor wafers); include lapping slurry compatibility certification

Common error is classifying under general polishing machine parts