RF Heating Zone Refiner from Japan
Radio frequency zone refiner for purifying semiconductor polycrystals into monocrystalline form via repeated zone passes. Used in float zone processes for ultra-high purity. Fits HTS 8468.80.5000 as gas-operated or high-temp apparatus for semiconductor tempering.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify RF power levels and zone speeds for classification; export licenses often required
• Avoid general furnace classification by proving purity specs