Gallium Arsenide Wafer Lapping Roll from Canada
High-precision lapping roll for processing GaAs wafers to exact flatness and dimensional tolerances required for semiconductor fabrication. Classified HTS 8455.30.00.65 as rolling mill roll <2,268 kg per statistical notes for compound semiconductor processing. Prepares surface before fabrication steps.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
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
• Specify GaAs compatibility and flatness tolerances (e.g
• <1 micron) in technical docs
• Include statistical note reference for compound semiconductors
• Pitfall: misdeclared weight triggering 8455.30.0080 rate