Graphite Immersion Heater Tube from United States
A protective graphite sheath tube for immersion heaters used in molten metal baths. Its high free carbon content, exceeding 50% by weight, provides corrosion resistance in aggressive environments. Fired after shaping, it qualifies as a refractory ceramic good under this tariff item.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the tube's free carbon content exceeds 50% and provide manufacturer specifications to CBSA
• Describe the tube's role in protecting immersion heaters to clarify its refractory function
• Ensure the product is free from electrical fittings, which would classify elsewhere