Corrosion-Resistant Single Screw for Silicone Rubber Extrusion
A single screw with a corrosion-resistant alloy coating, engineered for extruding liquid silicone rubber (LSR) into medical tubing and seals. The coating protects against chemical degradation during thermosetting rubber processing. This screw is classified under tariff item 8477.20.00 as an extruder component for rubber working machinery.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a separate part for an extruder
Parts of rubber or plastics working machinery are classified under this heading when not specifically included elsewhere.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide a detailed product specification sheet showing the corrosion-resistant alloy coating and its purpose for LSR processing
• If the screw is a replacement part, ensure it is declared under the appropriate tariff classification to avoid delays
• Consider consulting a customs broker for accurate valuation and documentation
Related Products under Tariff item 8477.20.00
15mm Film Blowing Thermoplastic Extruder
An ultra-small 15mm single-screw extruder for blown thermoplastic films like LDPE packaging. The compact design is used for thin-gauge film trials and small-scale production. This extruder is classified under tariff item 8477.20.00 as an extruder for working thermoplastics.
20mm Micro-Profile Thermoplastic Extruder
A precision single-screw extruder with a 20mm screw for extruding fine thermoplastic profiles like seals or gaskets from nylon. The compact design is ideal for small-scale production and prototyping. This extruder is classified under tariff item 8477.20.00 as an extruder for working thermoplastics.
25mm Single Screw Thermoplastic Extruder
A compact single-screw extruder with a 25mm screw diameter designed for processing thermoplastics like polyethylene and polypropylene into profiles or sheets. The small size makes it suitable for laboratory and small-scale production. This extruder is classified under tariff item 8477.20.00 as an extruder for working thermoplastics.
30mm Laboratory Plastic Extrusion Machine
A single-screw extruder with a 30mm screw for lab-scale thermoplastic extrusion, producing micro-tubes or films from PVC or ABS. The compact design is ideal for research and development applications. This extruder is classified under tariff item 8477.20.00 as an extruder for working thermoplastics.
40mm PVC Pipe Mini Extruder
A single-screw extruder with a 40mm screw for small-diameter PVC pipe production from thermoplastic compounds. The compact design is distinct from larger industrial extruders. This extruder is classified under tariff item 8477.20.00 as an extruder for working thermoplastics.
4.5cm Desktop Filament Extruder for 3D Printing
A compact desktop extruder with a 4.5 cm screw, designed for recycling thermoplastics into 1.75 mm 3D printer filament. It is intended for makerspaces and small businesses, offering a low-cost solution for filament production. This machine is classified under tariff item 8477.20.00 as an extruder for plastics.