Float Zone Crystal Grower from Japan
Centrifugal apparatus employing float zone method to produce ultra-pure silicon crystals for semiconductor wafers by rotating a molten zone along a polycrystalline rod. Classified in 8421.19.00.00 as other centrifuges for specialized semiconductor material growth.
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
• Include process diagrams showing float zone rotation mechanism; declare as semiconductor equipment to avoid general machinery misclassification; check for dual-use restrictions under Wassenaar Arrangement