Checker Refractory Brick from Mexico
Honeycomb-structured bricks with over 50% alumina-silica composition, fired for heat recuperators in glass furnaces. The checker design enables efficient heat recovery through alternating passageways. Classified under 6902.20.00 as refractory constructional goods with high alumina-silica content.
Duty Rate — Mexico → Canada
0%
Import Tips
• Verify the brick's alumina-silica content exceeds 50% and it is fired
• The honeycomb structure does not affect classification
• Keep technical drawings or datasheets for CBSA verification
• Check if the brick is part of a larger furnace system that may be classified elsewhere