8451.90.90/Crystal Boule Flattener Attachment/Mexico

Crystal Boule Flattener Attachment from Mexico

Precision flattener tool attachment for grinding flats on semiconductor crystal boules to indicate resistivity and dopant type. HTS 8451.90.90 part of crystal grinder equipment per statistical note (a)(ii)(A). Creates industry-standard flat orientations on 200-300mm diameter boules.

Duty Rate — Mexico → United States

13.5%

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
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Import Tips

• Document flat length tolerances (±0.1mm) and angular positioning accuracy

• Include boule material compatibility (Si, GaAs, InP) specifications

Crystal Boule Flattener Attachment from Mexico — Import Duty Rate | HTS 8451.90.90