Product Construction
| Adhesive Type | tackified acrylic |
| Backing material | PET film |
| Color | transparent |
| Total thickness | 3.15 mils
80 µm |
tesa® 4980
Double-sided smooth lamination 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:
- 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
Product details and specifications
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
| Adhesive Type | tackified acrylic |
| Backing material | PET film |
| Color | transparent |
| Total thickness | 3.15 mils
80 µm |
Properties / Performance Values
| Elongation at break | 50 % |
| Tensile strength | 11.42 lbs/in
20 N/cm |
| Ageing resistance (UV) | very good |
| Static shear resistance at 40°C | medium |
| Static shear resistance at 23°C | good |
| Temperature resistance long term | 212 °F
100 °C |
| Temperature resistance short term | 392 °F
200 °C |
| Tack | good |
| Chemical Resistance | good |
| Humidity resistance | very good |
| Softener resistance | good |
Properties / Performance Values
| Elongation at break | 50 % |
| Tensile strength | 11.42 lbs/in
20 N/cm |
| Ageing resistance (UV) | very good |
| Static shear resistance at 40°C | medium |
| Static shear resistance at 23°C | good |
| Temperature resistance long term | 212 °F
100 °C |
| Temperature resistance short term | 392 °F
200 °C |
| Tack | good |
| Chemical Resistance | good |
| Humidity resistance | very good |
| Softener resistance | good |
Adhesion to Values
| Adhesion to ABS (initial) | 3.71 lbs/in
6.5 N/cm |
| Adhesion to ABS (after 14 days) | 4.57 lbs/in
8 N/cm |
| Adhesion to Aluminium (initial) | 3.6 lbs/in
6.3 N/cm |
| Adhesion to Aluminium (after 14 days) | 4.85 lbs/in
8.5 N/cm |
| Adhesion to PC (initial) | 4.4 lbs/in
7.7 N/cm |
| Adhesion to PC (after 14 days) | 5.37 lbs/in
9.4 N/cm |
| Adhesion to PE (initial) | 2.28 lbs/in
4 N/cm |
| Adhesion to PE (after 14 days) | 2.63 lbs/in
4.6 N/cm |
| Adhesion to PET (initial) | 3.54 lbs/in
6.2 N/cm |
| Adhesion to PET (after 14 days) | 4.4 lbs/in
7.7 N/cm |
| Adhesion to PP (initial) | 1.94 lbs/in
3.4 N/cm |
| Adhesion to PP (after 14 days) | 3.48 lbs/in
6.1 N/cm |
| Adhesion to PS (initial) | 4 lbs/in
7 N/cm |
| Adhesion to PS (after 14 days) | 4.85 lbs/in
8.5 N/cm |
| Adhesion to PVC (initial) | 3.88 lbs/in
6.8 N/cm |
| Adhesion to PVC (after 14 days) | 6.11 lbs/in
10.7 N/cm |
| Adhesion to Steel (initial) | 4.91 lbs/in
8.6 N/cm |
| Adhesion to Steel (after 14 days) | 5.54 lbs/in
9.7 N/cm |
Adhesion to Values
| Adhesion to ABS (initial) | 3.71 lbs/in
6.5 N/cm |
| Adhesion to ABS (after 14 days) | 4.57 lbs/in
8 N/cm |
| Adhesion to Aluminium (initial) | 3.6 lbs/in
6.3 N/cm |
| Adhesion to Aluminium (after 14 days) | 4.85 lbs/in
8.5 N/cm |
| Adhesion to PC (initial) | 4.4 lbs/in
7.7 N/cm |
| Adhesion to PC (after 14 days) | 5.37 lbs/in
9.4 N/cm |
| Adhesion to PE (initial) | 2.28 lbs/in
4 N/cm |
| Adhesion to PE (after 14 days) | 2.63 lbs/in
4.6 N/cm |
| Adhesion to PET (initial) | 3.54 lbs/in
6.2 N/cm |
| Adhesion to PET (after 14 days) | 4.4 lbs/in
7.7 N/cm |
| Adhesion to PP (initial) | 1.94 lbs/in
3.4 N/cm |
| Adhesion to PP (after 14 days) | 3.48 lbs/in
6.1 N/cm |
| Adhesion to PS (initial) | 4 lbs/in
7 N/cm |
| Adhesion to PS (after 14 days) | 4.85 lbs/in
8.5 N/cm |
| Adhesion to PVC (initial) | 3.88 lbs/in
6.8 N/cm |
| Adhesion to PVC (after 14 days) | 6.11 lbs/in
10.7 N/cm |
| Adhesion to Steel (initial) | 4.91 lbs/in
8.6 N/cm |
| Adhesion to Steel (after 14 days) | 5.54 lbs/in
9.7 N/cm |
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)
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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