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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 due to reduced immediate contact adhesion
Main applications
- Mounting of components in electronic devices
- Mounting of nameplates, badges and light signs
- Mounting of decorative profiles and mouldings in the furniture industry
Technical properties
Elongation at break
50 %
Type of adhesive
tackified acrylic
Tensile strength
20 N/cm
Total thickness
80 µm
Backing material
PET film
Colour
transparent
Adhesion properties
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
Rating properties
Static shear resistance at 23°C
+
Resistance to chemicals
+
Humidity resistance
++
Tack
+
Ageing resistance (UV)
++
Temperature resistance long term
100 °C
Static shear resistance at 40°C
o
Temperature resistance short term
200 °C
Softener resistance
+
Additional Info
Liner variants:PV42 brown glassine paper (71µm; 82g/m²)
PV50 transparent PET-film (50µm; 72g/m²)
PV51 white PET-film (50µm; 72g/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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