Semiconductor Wafer Casting Converter Nozzle from China
High-precision nozzle for converters in silicon casting machines used in metallurgy for semiconductor wafer production. It controls molten silicon flow during ingot formation in foundries. Classified in 8454.90.00 as converter parts for metallurgical casting.
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
• Provide engineering drawings showing integration with 8454 converters to prevent parts misclassification
• Ensure customs declaration includes 'for silicon foundry casting' to qualify under metallurgy provisions
• Test for wear-resistant coatings compliance with REACH regulations