Heavy Uncoated Sulfite Wrapping Paperboard from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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