Magnesium Oxide Crucible from Mexico
A magnesium oxide (MgO) ceramic crucible designed for melting rare earth metals, offering superior corrosion resistance at high temperatures. This fired refractory oxide vessel is shaped at room temperature and then fired, meeting the requirements of Chapter 69. It is classified as an 'other refractory ceramic good' under tariff item 6903.90.00, distinct from basic brick forms.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the crucible is fired after shaping; unfired or resin-cured articles are excluded from Chapter 69
• Keep documentation of the firing temperature (above 800°C) to support classification
• Verify the MgO content and intended use to distinguish from basic refractory bricks