tesa® 4980

80µm double sided transparent filmic tape

Product description

tesa® 4980 is a transparent, double-sided self-adhesive tape consisting of a PET backing and a tackified acrylic adhesive.

tesa® 4980 features especially:
  • Good bonding strength to most common, smooth, even substrates
  • Superior converting performance due to strong PET backing
  • Initial repositioning in the assembly process due to reduced immediate contact adhesion

Application Fields

  • Mounting of components in electronic devices
  • Mounting of nameplates, badges and light signs
  • Mounting of decorative profiles and mouldings in the furniture industry

Product Construction

Type of adhesive tackified acrylic
Total thickness 80 µm
Backing material PET film
Color transparent

Properties / Performance Values

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

Adhesion to Values

Adhesion to Steel (initial) 8.6 N/cm
Adhesion to PE (initial) 4 N/cm
Adhesion to PC (after 14 days) 9.4 N/cm
Adhesion to PS (after 14 days) 8.5 N/cm
Adhesion to ABS (initial) 6.5 N/cm
Adhesion to ABS (after 14 days) 8 N/cm
Adhesion to PP (after 14 days) 6.1 N/cm
Adhesion to PET (after 14 days) 7.7 N/cm
Adhesion to Aluminium (after 14 days) 8.5 N/cm
Adhesion to PC (initial) 7.7 N/cm
Adhesion to PVC (initial) 6.8 N/cm
Adhesion to PE (after 14 days) 4.6 N/cm
Adhesion to PS (initial) 7 N/cm
Adhesion to PET (initial) 6.2 N/cm
Adhesion to Aluminium (initial) 6.3 N/cm
Adhesion to PP (initial) 3.4 N/cm
Adhesion to Steel (after 14 days) 9.7 N/cm
Adhesion to PVC (after 14 days) 10.7 N/cm

Additional Info

Liner variants:
PV20 brown/blue logo glassine paper (71µm; 82g/m²)
PV58 double PET liner (transparent 75µm + transparent 36µm PET)

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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