Rubber Extruder Screw Barrel Assembly from China
This precision-engineered screw and barrel assembly is a core part of rubber extruders used in tire manufacturing and hose production. It falls under HTS 8477.90.86.20 as it is specifically designed for extruders that process unvulcanized rubber into continuous profiles. The assembly facilitates melting, mixing, and forcing rubber through a die under high pressure.
Duty Rate — China → United States
38.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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
• Verify material compatibility certification (e.g
• for natural vs synthetic rubber) to ensure classification as extruder parts
• Include detailed engineering drawings and end-use statements to avoid misclassification as general machinery parts