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Screw and Barrel Assembly for Twin-Screw Extruder

Wear-resistant screw and barrel set for twin-screw extruders processing plastics into pellets or compounds. This part is for machinery manufacturing plastic products, under HTS 8477.90.86.95.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.1%+37.5%40.6%
🇲🇽Mexico3.1%+10.0%13.1%
🇨🇦Canada3.1%+10.0%13.1%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8431.39.00Lower: 40% vs 40.6%

If used in rubber compounding extruders

Parts for rubber or plastics working machinery in Chapter 84 shift based on primary material.

8479.90.95Lower: 40% vs 40.6%

If for machines not exclusively plastics-focused

Other machinery parts in 8479 if not dedicated to rubber/plastics working.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Specify alloy composition and surface hardening; critical for duty-free eligibility under certain trade agreements

• Document compatibility with extruder models to prevent classification as generic machine parts