Boule Slicing Saw Frame Forged Steel Yoke from China
Forged steel yoke forming the tension frame for wire saws slicing semiconductor boules into wafers (statistical note a)(ii)(B). Provides rigidity for sub-micron kerf control. 8431.49.90.81 as part of 8426 equipment.
Duty Rate — China → United States
35%
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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Include wire tension specs tying to boule slicing precision
• Declare yoke dimensions matching standard boule diameters (200-450mm)
• Use end-user letters from wafer fabs for proof of principal use