Monocrystalline Silicon boule Vacuum Valve from Japan
Vacuum isolation valve for boule processing chambers preventing contamination during wafer slicing/grinding prep. HTS 8481.90.9085 for semiconductor wafer manufacturing equipment parts.
Duty Rate — Japan → 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
• Vacuum specs (10^-7 Torr) essential for classification docs
• Helium leak certification standard requirement