Servo-Controlled Electrical Valve for Wafer Grinder Diamond Slurry from Mexico
Servo-actuated electrical valve maintains constant diamond slurry pressure in wafer grinders for semiconductor boule preparation. Classified HTS 8481.80.9025 for precision electrical valves in wafer manufacturing.
Duty Rate — Mexico → United States
12%
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
• Specify servo response time <100ms for dynamic slurry control
• Include diamond abrasive concentration test data for wear qualification
• Use nitrogen-purged shipping to maintain slurry compatibility