Magnesia Chrome Refractory Shapes from Mexico
Preformed refractory blocks combining magnesia and chromite for rotary kilns in cement production. The dual magnesite and chromite composition places these under this tariff item, offering superior resistance to chemical attack and thermal stress.
Duty Rate — Mexico → Canada
5%
Import Tips
• Classify the blocks as articles containing magnesite and chromite, not as construction materials of Chapter 25
• Provide technical data on mineral composition to the CBSA
• Ensure the blocks are not excluded as articles of Chapter 71 or 94