Wafer Lapping Coolant Circulation Pump from Japan
Circulation pump for coolant in wafer lappers achieving flatness tolerances for semiconductor fabrication. HTS 8413.81.0040 as other pump in wafer preparation apparatus. Removes heat and debris during lapping for mirror-surface wafers.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide lapping process flow diagrams; ensure pumps meet vibration specs for precision tools
• Pitfall: incorrect declaration as HVAC pumps