Wafer Lapping Machine Pressure Valve from Mexico

Hydraulic pressure regulating valve for maintaining consistent force in double-side wafer lappers achieving dimensional tolerances. Classified in HTS 8481.80.9050 for semiconductor wafer preparation appliances. Ensures parallelism within microns.

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

Document target thickness tolerances (e.g

±0.5μm) linking to lapping

Include hydraulic fluid specs for semiconductor cleanroom approval

Avoid general 'hydraulic valve' description to prevent 8412 classification