Graphite Boat for Semiconductor Processing from China
Artificial graphite boats or trays used to hold silicon wafers during high-temperature semiconductor diffusion furnaces. Falls under HTS 3801.10.50 as 'other' artificial graphite in semi-manufactured boat form, essential for thermal uniformity in wafer processing.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Require ultra-high purity certificates (<5 ppm impurities) for semiconductor-grade classification
• Include furnace compatibility specs to prevent reclassification as machinery parts
• File for duty drawback if re-exported after processing in US facilities