Mixed Pulp Testliner Board
Testliner paperboard in rolls at 190 g/m², blend of mechanical pulp and <80% sulfate wood fibers, uncoated. Used for inner layers of corrugated fiberboard in e-commerce packaging. Fits 4805.92.40.30 criteria for linerboard type, weight, and pulp composition.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If ≥80% sulfate pulp, >115 g/m² with kraftliner Mullen strength
Kraftliner specs in 4804.11 apply to high sulfate, high-strength boards.
If weighing ≤150 g/m²
Lighter weights fall under 4802 for other uncoated papers.
If surface-colored, sized, or coated
Surface treatments beyond note 3 processing exclude from 4805.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Require supplier pulp analysis reports; random customs sampling common for fiber claims
• Ensure roll widths declared accurately for valuation
• Pitfall: over 225 g/m² reclassifies to higher duty band
Related Products under HTS 4805.92.40.30
Recycled Testliner Paperboard
Uncoated testliner paperboard in rolls, weighing 180 g/m², produced primarily from recycled fibers with less than 80% chemical sulfate wood pulp. Used as the inner liner in corrugated boxes for packaging. Falls under 4805.92.40.30 due to its weight range (150-225 g/m²), linerboard function, and low sulfate pulp content.
Semichemical Linerboard
Uncoated linerboard in sheets, 200 g/m², made from <80% sulfate pulp blend including semichemical hardwood/softwood fibers. Serves as outer liner for medium-duty corrugated shipping containers. Classified in 4805.92.40.30 for weight, uncoated status, and sulfate pulp limitation.
Chipboard Liner for Packaging
Uncoated chipboard linerboard, 170 g/m² in rolls, fiber content <80% sulfate pulp from wastepaper/chips. Applied as backing liner in consumer goods cartons and displays. Meets 4805.92.40.30 as other linerboard in specified weight with limited sulfate pulp.
Economy Corrugated Linerboard
Uncoated economy linerboard sheets, 160 g/m², <80% chemical sulfate pulp from recycled and mechanical sources. Provides cost-effective lining for shipping cartons. Classified under 4805.92.40.30 for its weight class and non-kraft pulp profile.
Mechanical Pulp Linerboard
Linerboard from groundwood/mechanical pulp with <80% sulfate content, 210 g/m² rolls, uncoated. Suitable for lightweight corrugated structures in produce packaging. 4805.92.40.30 applies due to liner function, mid-weight, and pulp blend.