tesa® 62946

300µm double sided black reinforced foam tape

Product description

tesa® 62946 is a black double sided thin PE foam tape with a PET film reinforcement. The tape is equipped with a tackified acrylic adhesive.

tesa® 62946 features:
  • Thickness: 300µm
  • Very high bonding strength
  • Highly conformable foam backing compensates design tolerances or uneven surfaces
  • Excellent sealing function versus humidity and dust
  • Dampening properties offer good shock absorption
  • Easy converting and handling due to PET reinforcement
  • Very good humidity resistance
  • Black color for easy detection or design purposes

Main applications

  • Touch panel / lens mounting in mobile phones
  • Speaker module mounting
  • Front panel mounting in notebooks
  • Mounting on uneven surfaces

Additional Info

Peel adhesion data based on 90° test method.

Technical properties

Total thickness

300 µm

Type of liner


Elongation at break

50 %



Type of adhesive

tackified acrylic

Thickness of liner

71 µm

Colour of liner


Backing material

PE foam

Tensile strength

23 N/cm

Weight of liner

80 g/m²

Adhesion properties

Adhesion to Steel (initial)

6.4 N/cm

Adhesion to PC (after 14 days)

12.2 N/cm

Adhesion to PE (initial)

2.3 N/cm

Adhesion to Steel (after 14 days)

13.2 N/cm

Adhesion to PET (after 14 days)

7.7 N/cm

Adhesion to Aluminium (after 14 days)

10.9 N/cm

Adhesion to Glass (initial)

7.3 N/cm

Adhesion to ABS (initial)

6.7 N/cm

Adhesion to Glass (after 14 days)

12 N/cm

Adhesion to PC (initial)

7.6 N/cm

Adhesion to PE (after 14 days)

2.7 N/cm

Adhesion to PVC (initial)

6.7 N/cm

Adhesion to PET (initial)

5.3 N/cm

Adhesion to Aluminium (initial)

5.3 N/cm

Adhesion to ABS (after 14 days)

9.4 N/cm

Adhesion to PVC (after 14 days)

13.7 N/cm

Rating properties

Humidity resistance




Static shear resistance at 23°C


Softener resistance


Ageing resistance (UV)


Static shear resistance at 40°C


Temperature resistance short term

80 °C

Temperature resistance long term

70 °C

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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