Chrome-Magnesite Checker Bricks from United States
Perforated checker bricks with over 50% Cr2O3 and MgO for regenerative heat recovery in glass and metallurgical furnaces. The lattice structure maximizes heat exchange efficiency.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the combined Cr2O3 and MgO content exceeds 50% by weight
• Provide documentation of the chemical composition and firing process
• Confirm the bricks are not classified as electrical insulators under heading 85.46