Ion Pump Magnet Assembly from Japan
Permanent magnet arrays for sputter ion pumps in ultra-clean vacuum for semiconductor wafer polishers. Under HTS 8414.90.91.40 as parts of vacuum pumps processing semiconductor wafers to flatness tolerances. Provides ionizing magnetic field without hydrocarbons.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify rare-earth magnet grades (e.g
• NdFeB) and field strength
• Magnetic shielding certs prevent hazmat declarations