Numerically Controlled Wafer Thickness Grinder from Germany
Precision NC grinder maintaining uniform wafer thickness across 300mm+ diameters for semiconductor processing, using diamond wheels on metal surfaces. Falls under HTS 8460.24.00.80 per statistical note on wafer grinders, lappers, polishers for dimensional tolerances.
Duty Rate — Germany → United States
14.4%
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
• Include TTV (total thickness variation) specifications and in-process measurement capability
• Verify diamond abrasive wheel specs for cermet/semiconductor classification