Unbleached Containerboard Liner 280 gsm from Canada
Unbleached linerboard for containerboard production, 280 g/m² with mechanical/semi-chemical pulp blend (<80% sulfate). Provides durable outer ply for double-wall corrugated. Fits 4805.93.40.30 as heavy, uncoated other linerboard.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify 'unbleached' status accurately – affects brightness testing
• Avoid mixing with bleached stock in same entry to prevent averaging issues
• Confirm no surface sizing; even light treatments shift to coated categories