Spiral Classifier Overflow Weir
An adjustable overflow weir plate for spiral classifiers that separate fine minerals from coarser particles in washing circuits. This polyurethane component controls the flow of slurry in mineral processing. It is classified under this tariff item as a part of mineral washing and separating equipment.
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 |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as part of a complete spiral classifier
Complete separating machines for minerals are classified under 8474.10, not as parts.
If the weir is a general plastic article not specific to classifiers
Other articles of plastics not identifiable as machine parts fall under Chapter 39.
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
• Classify the weir as a part of a spiral classifier, specifying the classifier model it fits
• Provide technical specifications to CBSA demonstrating its dedicated function
• Verify whether the polyurethane material affects the classification under Section XVI notes
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