Basic Refractory Gunning Concrete from Mexico
Basic refractory gunning concrete is a magnesia-spinel based dry gunning mix used for repairs in basic oxygen furnaces. It resists basic slags up to 1750°C due to its high lime and magnesia content, and is applied via high-velocity gunning equipment. This product falls under tariff item 3816.00.00 as a refractory concrete other than products of heading 38.01.
Duty Rate — Mexico → Canada
0%
Import Tips
• Document the magnesia-spinel composition and temperature rating to demonstrate classification under 3816.00.00
• Ensure the product is not a spent catalyst or waste, which would be excluded under Chapter note 1(f)
• Verify that the gunning concrete does not contain hazardous substances requiring special handling under Canadian regulations