Float Zone Crystal Furnace Crucible Support from Mexico
Ceramic or quartz support assembly for crucibles in float zone semiconductor crystal growth furnaces, operating nonelectrically via RF induction heating. Classified under HTS 8417.90.00.00 as parts of nonelectric industrial furnaces used in semiconductor material processing. Provides precise positioning during zone melting for ultra-pure silicon production.
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
9903.05.900%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; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Include float zone process specifications in documentation; confirm nonelectric furnace classification vs induction heating equipment; watch for misclassification as laboratory glassware under Chapter 70