Wafer Grinder Spindle from Japan
Precision spindles for high-speed rotation in semiconductor wafer grinders/lappers, classified HTS 8448.32.0090 as parts of 8445 fiber prep machines. Critical for dimensional accuracy in statistical note equipment.
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
• RPM/torque ratings must specify semiconductor wafer loads
• Balance certificates prevent vibration reclass to general parts