Heavy Uncoated Sulfite Wrapping Paperboard from Mexico
Machine-glazed uncoated paperboard weighing 230 g/m², >40% sulfite wood fibers, Mullen burst index >1.47 kPa·m²/g but exceeding weight limits. Under 4805.93.40.60 as other >225 g/m² uncoated, not fitting 4805.30 sulfite wrapping specs. For industrial wrapping.
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
• Test ash content ≤8% and fiber process to distinguish from lighter sulfite paper
• Use ISO 2758 for burst index certification matching subheading notes
• Ship in rolls only; sheets cut to size may invoke heading 4820 exclusions