High-Alumina Refractory Firebrick from Mexico
High-alumina refractory firebricks are composed primarily of alumina and silica, fired at high temperatures to withstand extreme heat above 1500°C. They are used in furnace linings and kilns for excellent thermal shock resistance. This product is classified under tariff item 6902.90.00 as a refractory ceramic constructional good.
Duty Rate — Mexico → Canada
0%
Import Tips
• Document the alumina content and firing temperature to support classification
• Ensure the bricks are fired after shaping per Chapter 69
• Provide the manufacturer's specifications to CBSA for verification