High-Purity Silicon boule Grinder Rotating Blades from Canada
Precision rotating blades in steam turbine grinders for shaping high-purity silicon boules to wafer-ready diameters with conductivity flats. Used immediately after crystal pulling in semiconductor lines. HTS 8406.90.40.00 for these rotating steam turbine blades.
Duty Rate — Canada → United States
30%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Include resistivity range specs for flats ground to validate semiconductor use
• Use precise nomenclature matching statistical notes (crystal grinders)