Graphite Stopper Rod for Molten Metal Pouring from Mexico
Refractory graphite stopper rod used to control molten steel pouring from ladles. High free carbon content (>50%) provides thermal shock resistance after ceramic firing process. Standard equipment in foundries.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide foundry usage documentation to prevent classification as general rods (Chapter 72)
• Carbon content lab reports mandatory for >50% threshold verification
• Consider bulk vs individual packaging for potential set classification changes