Chemical Pulp Kraft Box Base Stock 400 g/m² Rolls from Mexico
Heavy-duty 400 g/m² bleached kraft paperboard in rolls, >95% chemical wood fibers uniformly bleached, specifically for box liner and structural packaging stock. Classed under HTS 4804.52.00.40 for its packaging base stock role, high grammage, and uncoated finish. Used in corrugated box manufacturing and rigid setups.
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
• Conduct pulp analysis to certify chemical process fibers; U.S
• Customs often audits >95% claims
• Declare roll width and core specs accurately; misdeclared dimensions lead to valuation disputes
• Avoid classifying cut sheets as finished if overprinted - remains base stock unless retail-ready