Wafer Slicing Saw Coolant Radiator Core from China
Tube-fin radiator core for coolant systems in wire saws slicing silicon boules into wafers, dissipating heat from high-speed diamond wire cutting. HTS 8419.90.30.00 covers it as heat exchanger part in semiconductor wafer manufacturing equipment. Maintains wire tension and cut quality through thermal stability.
Duty Rate — China → United States
37.5%
Rate breakdown
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]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include wire speed/tension specs linking to slicing process; cleanroom packing required
• Pitfall: bulk packaging damage during ocean transit without proper cushioning