Dolime-Based Heat Insulation Boards from Mexico
Rigid insulation panels made from dolime aggregates for high-temperature industrial ovens. As fabricated articles containing dolime, they fall under this tariff item, offering a lightweight alternative to fiber insulation in petrochemical applications.
Duty Rate — Mexico → Canada
5%
Import Tips
• Classify the boards as articles of mineral substances, not as construction materials of Chapter 25
• Provide information on dolime content and thermal application to the CBSA
• Ensure the boards are not excluded as electrical insulators of heading 85.46