Electronics, PET, Black, Light Management

Product information

tesa® 7908

8µm single sided matte black filmic tape

Product description

tesa® 7908 is a matte black single sided tape, consisting of an ultra-thin PET film backing and an acrylic adhesive.

tesa® 7908 features:

  • Thickness: 8 µm

  • Ultra matte black surface with a gloss level of 2.5 %

  • Excellent anti-fingerprint performance

  • Good light shading performance

  • Color tone: L = 26.40, a = 0.02, b = -0.35

Main applications

  • Fixation in light sources and displays
  • Graphite sheet covering and fixation
  • NFC antenna covering and fixation

Technical properties

Backing material

PET film

Total thickness

8 µm

Type of adhesive


Type of liner


Colour of liner


Thickness of liner

50 µm

Dielectric breakdown voltage

1000 volt

Transmittance (380 - 780nm) <

0.2 %

Adhesion properties

Adhesion to ABS (after 14 days)

1.6 N/cm

Adhesion to ABS (initial)

1.2 N/cm

Adhesion to Aluminium (after 14 days)

1.5 N/cm

Adhesion to Aluminium (initial)

1.1 N/cm

Adhesion to Glass (after 14 days)

1.5 N/cm

Adhesion to Glass (initial)

1.2 N/cm

Adhesion to PC (after 14 days)

1.4 N/cm

Adhesion to PC (initial)

1.3 N/cm

Adhesion to Steel (after 14 days)

1.6 N/cm

Adhesion to Steel (initial)

1.2 N/cm

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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