Sulfate Process Sack Kraft Paper 70 gsm
Unbleached kraft paper produced via chemical sulfate process, 70 g/m² in rolls, meeting tear and tensile minima for 70 gsm as per subheading note (machine + cross direction 2.3 kN/m, CD tear 830 mN). Exceeds 80% sulfate wood fiber content for durable sack production. Ideal for cement and chemical packaging sacks.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If bleached
Bleached versions of sack kraft paper are classified separately in 4804.29.
If over 115 g/m²
Exceeding weight limit shifts to other kraft paperboard not qualifying as sack kraft.
If coated or impregnated
Any coating disqualifies it from uncoated kraft paper heading 4804.
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
• Include detailed spec sheets proving compliance with (a) or (b) criteria in subheading note to prevent scrutiny
• Label clearly as 'unbleached sack kraft' and avoid any surface treatment that could imply coating
Related Products under HTS 4804.21.00.00
Unbleached Sack Kraft Paper 80 gsm
Machine-finished unbleached sack kraft paper in rolls, weighing 80 g/m², with at least 80% sulfate or soda wood fibers. It meets subheading 4804.21 specifications including a Mullen burst index of at least 3.7 kPa·m²/g and required stretch factors. Used primarily for manufacturing multi-wall paper sacks and bags for packaging dry goods.
Unbleached Multiwall Sack Paper 90 gsm
High-strength unbleached sack kraft paper at 90 g/m² in rolls, with Mullen burst index >3.7 kPa·m²/g and stretch >4.5% CD. Contains ≥80% chemical sulfate wood fibers per subheading definition. Specifically designed for multi-ply paper bags used in food and agriculture packaging.
Industrial Cement Sack Paper 65 gsm
Lightweight unbleached sack kraft paper 65 g/m² rolls, compliant with burst index 3.7+ and stretch requirements. ≥80% chemical sulfate wood pulp. Engineered for cement bag plies requiring high burst resistance.
Fertilizer Bag Base Paper 75 gsm
Unbleached 75 g/m² sack kraft in rolls, meeting table (b) minima: 2.3 kN/m tensile, 830 mN tear at 70 gsm interpolated. Sulfate process fibers ≥80%. Base sheet for multiwall fertilizer bags.
Food Grade Sack Kraft Paper 85 gsm
Unbleached machine-finished sack kraft 85 g/m² rolls, ≥80% sulfate fibers, burst index and tear/tensile per specs. Suitable for food product sacks like flour and sugar.
Chemical Powder Sack Paper 95 gsm
95 g/m² unbleached sack kraft rolls with enhanced tensile 3.7 kN/m, for chemical powder packaging sacks. Full compliance with 80% sulfate fibers and physical tests.