UPMPaper Catalogue

UPM Silken Strong

A semi-kraft paper that is safe for direct food contact, providing excellent smoothness with good strength and printing performance. Well-suited for lamination and coating, also suitable for packaging end-uses. Combines high smoothness with good strength.

Regions
Asia-Pacific
Business contact
Category
Packaging papers
Description
A semi-kraft paper that is safe for direct food contact, providing excellent smoothness with good strength and printing performance. Well-suited for lamination and coating, also suitable for packaging end-uses. Combines high smoothness with good strength.
Grade
MF Kraft
End use
Coating base | Food bags and sachets | Laminations
Finish
Softcalendered
Furnish
Hardwood and softwood sulphate pulp
Format/Size
Reels
Reel Diameter (cm)
80.0 - 125.0
Reel Width (cm)
42.0 - 220.0
Core (mm)
76.0 / 153.0
Certificates and labels
ISO 22000 | FSC Chain-of-Custody | FDA Food Certificate | EN 71/3:1988 D Safety of Toys | 94/62 EC Heavy Metal Certificate | BfR Food Certificate | PEFC Chain-of-Custody | EMAS | ISO 9001 | ISO 45001 | ISO 14001

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Technical target values (imperial in paranthesis)

Basis Weight (ISO 536) (g/m²) (lb/3300ft²)
55
70
75
80
Thickness (ISO 534) (µm) (mils)
54.0
82.0
86.0
93.0
Moisture (%)
6.0
6.0
6.0
6.0
Tensile Strength MD (kN/m) (lb/in)
4.2
6.0
6.0
6.6
Tensile Strength CD (kN/m) (lb/in)
2.0
2.8
2.8
3.0
Tearing Resistance MD (mN)
250
450
450
550
Tearing Resistance CD (mN)
250
550
550
650
Roughness, Bendtsen Top (ml/min)
30
150
150
150
Roughness, Bendtsen BTM (ml/min)
30
150
150
150
Imperial values indicated in paranthesis
Please note: Technical values are informative and subject to production variations.