Paper Pulp Digester from Mexico
A large pressure vessel used to cook wood chips with chemicals and steam at high temperatures to break down lignin and produce paper pulp. It falls under HTS 8419.89.1000 as machinery for the thermal treatment process in making paper pulp. The cooking process involves heating and steaming to soften fibers.
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
• Verify equipment is specifically designed for paper pulp production with technical specs and manufacturer certifications
• Include detailed process descriptions in import docs to distinguish from general chemical reactors
• Ensure compliance with pressure vessel safety standards like ASME for customs clearance