Silicon Carbide Thermocouple Tube from United States
A silicon carbide ceramic tube sheathing thermocouples in high-temperature furnaces up to 1600°C. This refractory tube is classified under tariff item 6903.90.00 as a protective sheath for industrial thermal applications.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the tube is fired after shaping and not just cured
• Provide specifications on the SiC content and maximum service temperature
• Ensure it is not classified as an electrical insulator under heading 8546