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
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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