Float Zone Crystal Grower from Japan
Float zone crystal growers use a floating molten zone to purify and produce high-purity monocrystalline silicon ingots for semiconductor wafers. This equipment is a key accessory for machines in heading 8470, fitting HTS 8473.29.00.00 due to its principal use in semiconductor material processing.
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 flow diagrams showing integration with wafer fab lines
• Label as 'semiconductor exclusive' to prevent misclassification as lab equipment
• Watch for anti-dumping duties on high-tech imports from certain origins