Alumina-Silica Refractory Anchor Brick
Alumina-silica refractory anchor bricks are specialty bricks with 60% alumina and 35% silica, designed with notches for securing fiber modules in high-temperature furnaces. These fired ceramic goods are essential for industrial kiln construction and are classified 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 anchor bricks are not constructional goods
Refractory articles used for anchoring fiber modules may be classified as other refractory ceramic goods.
If the bricks contain more than 50% of magnesia, lime or chromium oxide
This alternative covers refractory bricks with different chemical compositions, such as magnesia-based bricks.
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
• Confirm the combined alumina and silica content exceeds 50% by weight, as per the tariff item description
• Ensure the bricks are fired after shaping to meet Chapter 69 criteria
• Provide technical drawings showing the anchor design for customs classification
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