Multilayer Ceramic Feedthrough Insulators from Japan
Hermetic feedthrough insulators with multiple gold-plated pins in 99.5% alumina body for vacuum chamber penetrations in semiconductor equipment. Vacuum tight to 1x10^-9 Torr. 8546.20.00.90 for other ceramic electrical insulators.
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
• Provide helium leak rate (<1x10^-9 sccm) and pin-to-pin capacitance specs
• Document pin plating (gold thickness >2.5μm) and braze material