Silica-Alumina Refractory Brick
A refractory brick with more than 50% combined silica (SiO2) and alumina, engineered for blast furnace linings. It is a fired ceramic construction that withstands thermal shock and corrosion from molten materials, qualifying under this tariff item.
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 contains more than 50% of other refractory oxides
Bricks with different compositions may be classified under other headings.
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
• Ensure the combined silica and alumina content exceeds 50% by weight
• Provide a lab analysis to the CBSA for verification
• Confirm the product is fired after shaping, as unfired articles are excluded from Chapter 69
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