tesa® 4970
Double-sided filmic tape with high adhesion
Sustainable Aspects
- Responsibly sourced paper liner (certified)
- Unbleached paper with 30% recycled fibers
- High adhesion and very good bonding strength, even to low surface energy materials
- Immediate functionality of the laminated bond due to excellent initial tack
- Light- and aging-resistant acrylic adhesive for long-term applications
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:
- 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
Product details and specifications
Product Features
- High adhesion and very good bonding strength, even to low surface energy materials
- Immediate functionality of the laminated bond due to excellent initial tack
- Light- and aging-resistant acrylic adhesive for long-term applications
- Very good plasticizer resistance
- Good conformability for good adhesion even on rougher surfaces due to the PVC backing
Application Fields
- Mounting of plastic and wooden trims
- Mounting of decorative POS materials and displays
- Mounting of signs and scales
Sustainable Aspects
- Responsibly sourced paper liner (certified)
- Unbleached paper with 30% recycled fibers
| Backing material | PVC film |
|---|---|
| Colour | white |
| Total thickness | 225 µm |
| Type of adhesive | tackified acrylic |
| Elongation at break | 20 % |
|---|---|
| Tensile strength | 38 N/cm |
| Humidity resistance | very good |
| Temperature resistance long term duration | 60 °C |
| Softener resistance | very good |
| Temperature resistance short term duration | 70 °C |
| Tack | very good |
| Minimum temperature resistance | -40 °C |
| Static shear resistance at 40°C | medium |
| Static shear resistance at 23°C | good |
| Chemical resistance | good |
| Ageing resistance (UV) | good |
| Adhesion to ABS (initial) | 13.4 N/cm |
|---|---|
| Adhesion to ABS (after 14 days) | 14.4 N/cm |
| Adhesion to Aluminium (initial) | 11.5 N/cm |
| Adhesion to Aluminium (after 14 days) | 12.6 N/cm |
| Adhesion to PC (initial) | 16.2 N/cm |
| Adhesion to PC (after 14 days) | 16.9 N/cm |
| Adhesion to PE (initial) | 8.5 N/cm |
| Adhesion to PE (after 14 days) | 9.1 N/cm |
| Adhesion to PET (initial) | 11.5 N/cm |
| Adhesion to PET (after 14 days) | 11.9 N/cm |
| Adhesion to PP (initial) | 9.7 N/cm |
| Adhesion to PP (after 14 days) | 10.8 N/cm |
| Adhesion to PS (initial) | 14.7 N/cm |
| Adhesion to PS (after 14 days) | 15.2 N/cm |
| Adhesion to PVC (initial) | 12.4 N/cm |
| Adhesion to PVC (after 14 days) | 16.6 N/cm |
| Adhesion to Steel (initial) | 13 N/cm |
| Adhesion to Steel (after 14 days) | 13.6 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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Last updated on 18 Jun 2026