tesa® 62946

Foam mounting tape with polyester film reinforcement; 11.8 mil thickness

Product description

tesa® 62946 is a black double-sided PE (polyethylene) foam tape with a PET (polyester) film reinforcement. The tape is equipped with a tackified acrylic adhesive.

tesa® 62946 features:
  • Thickness: 300µm, 11.8 mils
  • Very high bonding strength
  • A highly conformable foam backing that compensates for 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

Application Fields

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

Product Construction

Type of adhesive tackified acrylic
Type of liner glassine
Color of liner brown
Weight of liner 113.79 lbs/in²
80 g/m²
Total thickness 11.81 mils
300 µm
Thickness of liner 2.8 mils
71 µm
Backing material PE foam
Color black

Properties / Performance Values

Elongation at break 50 %
Static shear resistance at 23°C good
Humidity resistance very good
Tack medium
Tensile strength 13.13 lbs/in
23 N/cm
Ageing resistance (UV) very good
Static shear resistance at 40°C good
Temperature resistance long term 158 °F
70 °C
Softener resistance medium
Temperature resistance short term 176 °F
80 °C

Adhesion to Values

Adhesion to Steel (initial) 58.47 oz/in
6.4 N/cm
Adhesion to PE (initial) 21.01 oz/in
2.3 N/cm
Adhesion to PC (after 14 days) 111.46 oz/in
12.2 N/cm
Adhesion to ABS (initial) 61.21 oz/in
6.7 N/cm
Adhesion to ABS (after 14 days) 85.88 oz/in
9.4 N/cm
Adhesion to PET (after 14 days) 70.35 oz/in
7.7 N/cm
Adhesion to Aluminium (after 14 days) 99.58 oz/in
10.9 N/cm
Adhesion to PC (initial) 69.44 oz/in
7.6 N/cm
Adhesion to PVC (initial) 61.21 oz/in
6.7 N/cm
Adhesion to Glass (after 14 days) 109.63 oz/in
12 N/cm
Adhesion to PE (after 14 days) 24.67 oz/in
2.7 N/cm
Adhesion to PET (initial) 48.42 oz/in
5.3 N/cm
Adhesion to Glass (initial) 66.69 oz/in
7.3 N/cm
Adhesion to Aluminium (initial) 48.42 oz/in
5.3 N/cm
Adhesion to Steel (after 14 days) 120.6 oz/in
13.2 N/cm
Adhesion to PVC (after 14 days) 125.17 oz/in
13.7 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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