Silicon Nitride Rod from Germany
A dense silicon nitride ceramic rod used for thermocouple supports in molten aluminum holding furnaces. This fired refractory good is made from nitride materials, qualifying under Chapter 69. It is classified under tariff item 6903.90.00, with rods explicitly mentioned, and excludes electrical uses.
Duty Rate — Germany → Canada
0%
Import Tips
• Ensure the rod is fired after shaping and not used as an electrical insulator
• Document the material composition and firing temperature
• If the rod is part of a thermocouple assembly, consider whether it should be classified with the thermocouple