Wafer Slicing Saw Servo Drive Printed Circuit Board from China
This PCA controls precision servo motors in wafer slicing saws that cut monocrystalline boules into thin semiconductor wafers. It ensures micron-level accuracy in blade positioning and feed rates. HTS 8473.30.11 applies as parts for heading 8471 wafer preparation equipment.
Duty Rate — China → United States
50%
Rate breakdown
9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include motion control precision specifications (micron resolution) to demonstrate semiconductor-specific tolerances
• Provide cleanroom compatibility certifications (ISO Class 1-5) for wafer processing environments
• Document blade synchronization algorithms proving exclusive use with wafer slicing equipment