Resin-Bonded Magnesia-Graphite Purging Plug from Mexico
A bottom-purging refractory plug for steel ladles, with 72% MgO, 20% graphite, resin-bonded for argon injection and steel homogenization. It withstands extreme thermal cycling and corrosion and is classified under 6815.91.90 as an other article containing magnesia.
Duty Rate — Mexico → Canada
5%
Import Tips
• Document the magnesia content (72%) and graphite content (20%) to support classification
• The resin bonding agent should be clearly stated
• Verify that the plug is not a tool or part of a tool under Chapter 82, which would exclude it from Chapter 68