Quartz Wafer Lapping Machine from Germany
Double-sided lapping machine for achieving flatness tolerances on quartz crystal wafers used in oscillators. As quartz is stone, grinding/lapping falls under HTS 8464.20.01 for stone working.
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
• Specify lambda/10 flatness capability and slurry type for quartz in technical specs
• CBP often requires end-user statements for electronics vs. gemstone applications
• Ensure cleanroom compatibility documentation if claimed