Cast Iron Wafer Crystal Puller Mounting Base from Mexico
This cast iron base is machined solely to remove casting fins and gates, designed for precise mounting of crystal pullers used in semiconductor boule production under heading 8461. It ensures stability during the Czochralski process for growing monocrystalline silicon ingots. Classifies under 8466.93.60.60 as a cast-iron part not advanced beyond basic cleaning and minimal machining for semiconductor machines.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Verify the part is solely for heading 8461 machines via manufacturer specs to avoid reclassification; include CAD drawings showing minimal machining; watch for anti-dumping duties on Chinese castings