Semiconductor Wafer Slicing Saw from China
High-precision wafer slicing saws cut ultra-thin wafers from monocrystalline semiconductor boules using diamond-impregnated blades. They maintain wafer flatness and minimize subsurface damage critical for device fabrication. Under HTS 8442.30.0150 as other apparatus for preparing printing components.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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
• Specify inner/outer diameter blade specifications and kerf loss tolerances in import documentation
• Include coolant system details for silicon carbide slurry operations
• Calibrate saw alignment certification required for sub-micron precision claims