High Alumina Refractory Bricks from United States
High alumina refractory bricks are fired ceramic products composed primarily of aluminum oxide, designed to withstand temperatures exceeding 1700°C. Used in furnace linings and kilns for superior thermal performance, they qualify as other refractory bricks under this tariff item.
Duty Rate — United States → Canada
0%
Import Tips
• Verify the bricks are fired after shaping to comply with Chapter 69
• Provide alumina content analysis for CBSA
• Use moisture barriers in packaging to protect bricks from humidity