Numerically Controlled Czochralski Boule Grinder from Japan
NC grinding machine specifically designed for Czochralski method silicon boules, grinding to precise diameters post-crystal pulling for semiconductor wafer production. HTS 8460.24.00.80 as numerically controlled abrasive grinding for semiconductor boule finishing per statistical note (a)(ii)(A).
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
• Specify Czochralski boule compatibility and diameter grinding range (100-450mm) in technical specs
• Reference statistical note (a)(i) crystal growers context to support semiconductor-specific classification
• Avoid combining with slicing equipment documentation to prevent set classification