Crystal Grinder Coolant Recirculation Pump Impeller from Canada
Backward-curved impeller for coolant recirculation pumps in crystal grinders, handling debris from boule diameter grinding. Part of semiconductor pumps under HTS 8413.91.9010. Designed for continuous operation in wafer prep lines.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.74.0825%Medium- and heavy-duty vehicle parts, as provided for in subdivision (i) of U.S. note 38 to this subchapter.
9903.94.0525%Except for products described in headings 9903.94.06, 9903.94.32, 9903.94.33, 9903.94.42, 9903.94.43, 9903.94.44, 9903.94.45, 9903.94.52, 9903.94.53, 9903.94.54, 9903.94.55, 9903.94.62, 9903.94.63, 9903.94.66 and 9903.94.67, automobile parts, as provided for in subdivision (g) of U.S. note 33 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify impeller curve type and RPM rating; debris tolerance documentation; balance grade certification