Magnesia-Carbon Submerged Entry Nozzle Tip from Mexico
Replaceable tip for submerged entry nozzles in continuous billet casting, >70% MgO with 22% carbon, pitch-resin bonded for molten steel protection. Prevents clogging and ensures meniscus stability. Classifies under 6815.91.0011 per composition and bonding.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document carbon as 'flake graphite' to validate <30% specification
• Tips under 100g may face 6815.99 residual classification scrutiny
• Avoid 'casting machine part' description triggering Chapter 84 review