tesa® 68740

30µm double sided black filmic tape


Product Features
  • Thickness: 30μm
  • Good adhesion level
  • Excellent resistance to demanding environmental conditions
All product features
Product description

tesa® 68740 is a black, double-sided self-adhesive tape consisting of a black PET backing and a tackified acrylic adhesive.


Product details and specifications

Product Features

  • Thickness: 30μm
  • Good adhesion level
  • Excellent resistance to demanding environmental conditions
  • Excellent handling performance in converting processes

Application Fields

  • Lamination of cushioning materials to LCDs
  • Fixing of reflection foil to LCD frame
  • Splicing of thin plastic films

Product Construction

Adhesive Type tackified acrylic
Backing material PET film
Color black
Total thickness 30 µm

Properties / Performance Values

Elongation at break 50 %
Tensile strength 20 N/cm
Softener resistance good
Ageing resistance (UV) very good
Temperature resistance short term 200 °C
Temperature resistance long term 100 °C
Tack low
Humidity resistance very good
Chemical Resistance good
Static shear resistance at 23°C very good
Static shear resistance at 40°C good

Adhesion to Values

Adhesion to ABS (initial) 4.4 N/cm
Adhesion to ABS (after 14 days) 5.8 N/cm
Adhesion to Aluminium (initial) 3.9 N/cm
Adhesion to Aluminium (after 14 days) 5.3 N/cm
Adhesion to PC (initial) 5.3 N/cm
Adhesion to PC (after 14 days) 6.5 N/cm
Adhesion to PE (initial) 1.5 N/cm
Adhesion to PE (after 14 days) 2 N/cm
Adhesion to PET (initial) 3.8 N/cm
Adhesion to PET (after 14 days) 5.2 N/cm
Adhesion to PP (initial) 1.4 N/cm
Adhesion to PP (after 14 days) 2.8 N/cm
Adhesion to PS (initial) 3.4 N/cm
Adhesion to PS (after 14 days) 5 N/cm
Adhesion to PVC (initial) 4.1 N/cm
Adhesion to PVC (after 14 days) 7.3 N/cm
Adhesion to Steel (initial) 4.5 N/cm
Adhesion to Steel (after 14 days) 5.9 N/cm

Additional Info

Liner variants:
PV20 brown/blue logo glassine paper (71μm; 82g/m²)
tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.
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