Crystal Boule Grinder Pressure Valve from Mexico
Hydraulic pressure regulating valve for crystal grinders that shape semiconductor boules to exact wafer diameters and flats indicating conductivity. HTS 8481.90.9085 applies as 'other' part per statistical note (a)(ii)(A) for boule grinding equipment.
Duty Rate — Mexico → 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
• Document grind tolerance specs (±0.1mm diameter) linking to statistical note for boule preparation
• Use HTSUS advisory rulings for confirmation if importing high volumes from Asia