Wafer Slicing Machine Coolant Nozzle from Mexico
Sapphire or ceramic nozzle directing coolant to diamond saw during wafer slicing from silicon boules. Part of 8425 slicing saws, under 8431.10.0090. Prevents thermal damage and maintains cut quality in semiconductor production.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.94.0525%Except for products described in headings 9903.94.06, 9903.94.32, 9903.94.33, 9903.94.42, 9903.94.43, 9903.94.44, 9903.94.45, 9903.94.52, 9903.94.53, 9903.94.54, 9903.94.55, 9903.94.62, 9903.94.63, 9903.94.66 and 9903.94.67, automobile parts, as provided for in subdivision (g) of U.S. note 33 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
9903.74.110%Articles as provided for in subdivision (l) of U.S. note 38 to this subchapter.
Import Tips
• Prove material hardness for diamond saw cooling; avoid 8424 sprayers if not machine-integrated
• Document coolant flow rates for verification