Float Zone Crystal Grower Drive Motor from Japan
Precision stepper motor for float zone crystal growers that melt and zone-refine semiconductor material into high-purity rods. Classified in 8412.90.90 as a part of specialized semiconductor processing motors, distinct from general purpose engines.
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 zone refining application; ensure vibration specs documented for classification; watch for reclassification if sold as replacement for non-semiconductor equipment