Gallium Arsenide Crystal Puller Guide Roll from Mexico
Cast steel guide roll for pullers processing gallium arsenide boules for compound semiconductor wafers, weighing under 2,268 kg. HTS 8455.30.0035 applies as rolls for rolling mills in specialized material processing. Provides precise guidance to prevent boule defects during growth.
Duty Rate — Mexico → 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
9903.03.060%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
• Certify material compatibility with GaAs via chemical analysis reports
• Declare exact boule diameter specs to match statistical note criteria
• Watch for weight variances post-machining; measure and document final weight