Czochralski Crystal Puller Heater Element from Mexico
A graphite or molybdenum heater element designed specifically for use in Czochralski crystal pullers under HTS 8426.11, used to melt polysilicon for growing monocrystalline silicon boules. It falls under 8431.49.1010 as a part solely for semiconductor wafer manufacturing machinery of subheading 8426.11.
Duty Rate — Mexico → United States
25%
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
• Verify part is exclusively for 8426.11 machinery via manufacturer specs to avoid reclassification to general parts
• Include detailed engineering drawings and end-use statements in documentation for CBP review