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Key features
As the name suggests, UPM Silken™ Strong is a smooth and strong semi-kraft paper. With no added optical brighteners (OBA), it is safe for direct food contact. It provides a good base for lamination and printing with flexo and offset. This recyclable paper is suitable for a wide variety of non-food and food end-uses, including wraps, bags, sacks, pouches, and sachets.
Safe for food
Semi-kraft
Hight strength
Smooth surface
Lamination base
Recyclable
No optical brighteners
Product information
Regions
Asia-Pacific
Business contact
Category
Packaging papers
| Packaging papers
Grade
Kraft
End use
Bags | Lamination | Pouches, sachets | Sacks | Wraps
Printing method
Flexo | Offset
Reel diameter (cm)
80.0 - 125.0
Reel width (cm)
42.0 - 220.0
Core (mm)
76.0 / 153.0
Note
Note FSC™ and PEFC on request but subject to availability (FSC C014719, PEFC/02-31-80).
Technical target values
Basis weight (ISO 536) (g/m²)
55
70
75
80
Thickness (ISO 534) (µm)
54.0
82.0
86.0
93.0
Tensile strength MD (kN/m)
4.2
6.0
6.0
6.6
Tensile strength CD (kN/m)
2.0
2.8
2.8
3.0
Roughness, Bendtsen Top (ml/min)
30
150
150
150
Roughness, Bendtsen BTM (ml/min)
30
150
150
150
Please note: Technical values are informative and subject to production variations.
