Insulating Alumina Refractory Brick
A lightweight insulating brick with more than 50% alumina and a porous structure, used for furnace backup insulation. It is a fired ceramic with low thermal conductivity at high temperatures, qualifying as a refractory constructional good.
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 the brick is not used in construction but as a specialized insulating article
Other refractory ceramic articles may be classified under heading 69.03.
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
• Verify that the brick contains more than 50% alumina by weight and is fired after shaping
• Provide documentation on the porous structure to support classification
• Ensure it is used as a constructional good, not as an insulating material of another chapter
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