Float Zone Crystal Growth Speed Changer from Japan
Precision speed changer for float zone method crystal growers producing semiconductor material boules. Covered by HTS 8486.40.70.00 statistical provisions for wafer manufacturing equipment. Controls zone travel speed for purity control.
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
• Reference statistical note (a)(i) crystal growers explicitly in documentation
• Purity/resistivity control specs justify semiconductor classification
• Distinguish from generic lab equipment to access duty benefits