Wafer Handling Vacuum Chuck from Germany
Precision vacuum chuck for holding semiconductor wafers during grinding, lapping, and polishing operations without mechanical clamps. Pneumatic-only design excludes electrical connectors. Falls under 8487.90.00 as semiconductor processing machinery part.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document vacuum port specifications and surface flatness tolerances for wafer sizes
• Verify purely pneumatic operation without solenoids
• Pitfall: reclassification to Chapter 84 if electrical vacuum pumps included