• MetsäBoard Natural FBB

  • MetsäBoard Natural FSB Cup

  • MetsäBoard Pro FSB Cup

  • MetsäBoard Pro FSB

  • MetsäBoard Pro WKL Bright

  • MetsäBoard Prime WKL Bright

  • MetsäBoard Natural WKL Bright

  • MetsäBoard Classic WKL

  • MetsäBoard Natural WKL

  • MetsäBoard Pro WKL

  • MetsäBoard Prime WKL

  • MetsäBoard Prime FBB

  • MetsäBoard Pro FBB CX

  • MetsäBoard Classic FBB CX

  • MetsäBoard Prime FBB CX

MetsäBoard Natural WKL

Ideal for fresh and processed food products

MetsäBoard Natural WKL - Uncoated white-top kraftlinerMetsäBoard Natural WKL is an uncoated white-top kraftliner suitable for flexo printing, available in a basis weight range of 135-200 g/m².

Safe for the corrugated packaging of fresh and processed food products, MetsäBoard Natural WKL offers excellent strength stability across its weight range and in different climate conditions. Its consistent quality is achieved through advanced production methods and strict online control, ensuring smooth and cost-efficient convertability. MetsäBoard Natural WKL is ideal for retail packaging that has large areas of colour print and requires excellent contrast for line illustrations.

MetsäBoard Natural WKL is made from fresh fibres, traceable to source in sustainably managed northern forests. All of Metsä Board’s products are manufactured under the highest environmental and safety standards, and hold PEFC and FSC chain of custody certification, and FSC® controlled wood status.

metsäBoard natural wkl is recommended for:

  • shelf-ready and retail packaging
  • fruit and vegetables
  • processed food
  • consumer electronics

see also

Product specifications

 
 
Specification language
Features
Product nameMetsäBoard Natural WKL
Product descriptionUncoated white top kraftliner
Product typeWhite kraftliners
End useRetail-ready packaging, Foods, Beverages, Consumer electronics, Consumer durables, General packaging
Printing methodFlexo preprint, Flexo postprint
Food contactEU Regulation (EC) No 1935/2004, USFDA21CFR§176.170*, USFDA21CFR§176.180*
MillMetsä Board Kemi
Paper profileMetsäBoard Natural WKL (pdf)
* contact Metsa Board for details of restrictions and/or limitations
Open specification PDF

 

Technical informationSelect unit :
Grammage g/m² 135175200
Moisture content % 8.57.57.5
Thickness μm 155200230
SCT cd kN/m 2.73.33.9
Internal Bond J/m² 350350350
Smoothness top ml/min 300430510
Brightness top % 757575
Water absorption top g/m² 252525
Friction angle ° 282828
Porosity s 606060
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