Wafer Grinder Spindle from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• RPM/torque ratings must specify semiconductor wafer loads
• Balance certificates prevent vibration reclass to general parts