Refractory Ceramic Bushing from China
A zirconia ceramic bushing guiding wires through high-temperature galvanizing furnaces. This refractory tube/rod withstands extreme thermal cycling and is classified under tariff item 6903.90.00.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the bushing is fired above 800°C to qualify as a ceramic product
• Describe the zirconia composition and high-temperature use
• Ensure it is not classified as an electrical insulator under heading 8546