Semiconductor Wafer Polishing Head from Canada
Carrier head assembly that holds and rotates wafers against polishing pads to achieve mirror surface finish required for device fabrication. Principal part for 8471 wafer polishers. Classifies under HTS 8473.30.51.00 as dedicated semiconductor accessory.
Duty Rate — Canada → United States
25%
Rate breakdown
9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Document polishing pressure and pad compatibility for 300mm+ wafers
• Ensure no optical/CRT features; specify mechanical polishing function