Hardened Alloy Steel Barrel Screw for Twin-Screw Extruder from Mexico
A precision-ground, hardened alloy steel barrel screw for counter-rotating twin-screw extruders used in compounding thermoplastics like polypropylene. Classified under HTS 8477.90.45.01 as a part of plastics processing machinery. Its modular design allows for high-torque plasticizing.
Duty Rate — Mexico → United States
13.1%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include heat treatment certificates (e.g
• hardness ratings > HRC 58) to substantiate plastics-working classification