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tesa® 4970
Double-sided filmic tape with high adhesion
Product description
tesa® 4970 is a thick white double-sided self-adhesive tape consisting of a PVC-film backing and a tackified acrylic adhesive.
tesa® 4970 features:
tesa® 4970 features:
- Excellent combination of high tack and immediate adhesion
- High coating weight for good bonding performance on rough or dusty surfaces
- Suitable for long term applications
Application Fields
- Mounting of plastic and wooden trims
- Mounting of decorative POS materials and displays
- Mounting of signs and scales
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Product Construction
Backing material | PVC film |
Type of adhesive | tackified acrylic |
Total thickness | 225 µm |
Colour | white |
Properties / Performance Values
Elongation at break | 20 % |
Static shear resistance at 23°C | good |
Chemical resistance | good |
Humidity resistance | very good |
Static shear resistance at 40°C | medium |
Temperature resistance long term duration | 60 °C |
Temperature resistance short term duration | 70 °C |
Tack | very good |
Tensile strength | 38 N/cm |
Ageing resistance (UV) | good |
Softener resistance | very good |
Adhesion to Values
Adhesion to Steel (initial) | 13 N/cm |
Adhesion to PE (initial) | 8.5 N/cm |
Adhesion to PC (after 14 days) | 16.9 N/cm |
Adhesion to PS (after 14 days) | 15.2 N/cm |
Adhesion to ABS (initial) | 13.4 N/cm |
Adhesion to PP (after 14 days) | 10.8 N/cm |
Adhesion to PET (after 14 days) | 11.9 N/cm |
Adhesion to Aluminium (after 14 days) | 12.6 N/cm |
Adhesion to PE (after 14 days) | 9.1 N/cm |
Adhesion to Aluminium (initial) | 11.5 N/cm |
Adhesion to ABS (after 14 days) | 14.4 N/cm |
Adhesion to PC (initial) | 16.2 N/cm |
Adhesion to PVC (initial) | 12.4 N/cm |
Adhesion to PS (initial) | 14.7 N/cm |
Adhesion to PET (initial) | 11.5 N/cm |
Adhesion to PP (initial) | 9.7 N/cm |
Adhesion to Steel (after 14 days) | 13.6 N/cm |
Adhesion to PVC (after 14 days) | 16.6 N/cm |
Additional Info
A fingerlift version (extended liner), tesa® 7149, is also available.
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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