Burner Mounting Refractory Thimble from United States
A cylindrical refractory sleeve that protects boiler casing where fuel burners penetrate furnace walls. It is an essential part for safe combustion in vapour generating boilers under tariff item 8402.90.00.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the thimble is described as a boiler part, not as a generic refractory article
• Provide drawings showing its specific shape for burner mounting
• Verify if the goods qualify for duty relief under applicable trade programs