Impregnated Kaolin Kraft Paperboard
Kraft paperboard sheets coated with kaolin and lightly impregnated with starch binder, 250 g/m² with kraftliner Mullen strength. Impregnation permitted under 'whether or not impregnated, but not otherwise treated' wording. Used for high-performance box liner applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If plastic impregnated
Plastic impregnation moves to different coated paper chapter vs. starch/minor binders.
If no impregnation or coating
Pure kraftliner without surface treatments stays in uncoated kraft paperboard.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Specify impregnation is minimal and doesn't constitute 'other treatment' beyond permitted
• Provide coating formulation showing only inorganic substances ± permitted binders
• Validate base kraft paper strength exceeds minimums before any surface treatment
Related Products under HTS 4810.39.12.00
Kraftliner Coated Paperboard Roll
Machine-finished kraftliner paperboard coated on both sides with kaolin, weighing 200 g/m² with a Mullen bursting strength of 637 kPa, supplied in rolls over 15 cm wide. It meets subheading 4804.11 kraftliner specs but is classified here due to the kaolin coating applied without other treatments. Used primarily for corrugated box manufacturing.
Coated Sack Kraft Paper Roll
Kaolin-coated sack kraft paper in rolls exceeding 15 cm width, weighing 100 g/m² with Mullen burst index >3.7 kPa·m²/g and required stretch factors. The base meets 4804.21 sack kraft specifications but kaolin coating on one side places it in this HTS. Used for multi-wall bag production.
Clay-Coated Kraft Linerboard Sheets
Rectangular sheets of kraft linerboard (150 g/m²) coated both sides with china clay, one side >36 cm and other >15 cm unfolded. Base has ≥80% sulfate fibers and Mullen strength meeting 115+ g/m² kraftliner specs. The inorganic coating qualifies it for this subheading over uncoated linerboard.
Surface-Printed Coated Kraft Paper Roll
Kraft paper roll >15 cm wide, kaolin coated with minimal brand printing that remains subsidiary to packaging use. Weighs 90 g/m², meets sack kraft tensile/tear specs. Allowed surface decoration doesn't trigger Chapter 49 classification.
White Top Coated Kraft Linerboard
Kraft linerboard with white kaolin top coating on print side, brown kraft reverse, 175 g/m² sheets >36x15 cm. Meets kraftliner strength, white top for improved printing on boxes. Single-side coating qualifies under both-sides possible subheading.
Wet Strength Coated Kraft Paper Roll
Kaolin coated kraft paper roll with wet strength resin impregnation, 80 g/m² meeting sack kraft specs. Wet strength additive permitted under impregnation allowance. Used for moisture-resistant consumer bags.