High-Alumina Refractory Firebrick from United States
A high-alumina refractory firebrick containing over 50% alumina (Al2O3), fired after shaping for high-temperature resistance. It is used in furnaces and kilns for lining to withstand extreme heat without deforming, making it a constructional refractory good.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the firebrick is fired after shaping and contains more than 50% alumina by weight
• Provide a certificate of analysis to the CBSA for verification
• Classify as a constructional good for furnaces, not as a specialized article