Norbook Super

Basic Properties

Basic Weight (nominal) gsm 70  
Moisture Content % 8  


Structural Properties

Caliper μm 141  
Roughness (max) μm 5.5  


Optical Properties

Brightness ISO 68.9  
Opacity (min) % 91.0  
L* unit 91.4  
a* unit -0.9  
b* unit 9.9  


Mechanical Properties

Tear index, CMD mN 650  
Tensile index, MD kN/m 3.4  
Stretch, MD % 1.2  
       

Note: (1) Values shown are typical values; normal operational variances occur(2) Shade controlled to L*, a*, b*, ISO approximate

Production Data

Mill of supply Boyer
Roll width range 300mm - 2060mm
Diameters (mm) 1015 - 1250
Core size 76mm (inner)

Environment

Certification