Hardened Alloy Steel Barrel Screw for Twin-Screw Extruder from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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