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tesa® 4943
Double-sided non woven tape with acrylic adhesive
Product description
tesa® 4943 is a double-sided tape consisting of a non woven backing equipped with a solvent based tackified acrylic adhesive. It provides a high initial tack and a good shear resistance.
Application Fields
- Lamination of leather, textiles and foams
- Mounting of light parts such as signs, covers and nameplates
- Sealing of bags and envelops
- Splicing
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Product Construction
| Type of adhesive (covered side) | tackified acrylic |
| Type of adhesive | tackified acrylic |
| Type of liner | PE-coated paper |
| Colour of liner | white |
| Total thickness | 100 µm |
| Thickness of liner | 120 µm |
| Backing material | non-woven |
| Colour | translucent |
Properties / Performance Values
| Elongation at break | 2 % |
| Static shear resistance at 23°C | good |
| Chemical resistance | medium |
| Static shear resistance at 70°C | good |
| Humidity resistance | good |
| Tack | good |
| Tensile strength | 9 N/cm |
| Ageing resistance (UV) | good |
| Static shear resistance at 40°C | medium |
| Fogging | good |
| Temperature resistance long term duration | 70 °C |
| Temperature resistance short term duration | 100 °C |
Adhesion to Values
| Adhesion to Steel (initial) | 5.5 N/cm |
| Adhesion to PC (after 14 days) | 7.1 N/cm |
| Adhesion to ABS (initial) | 6.6 N/cm |
| Adhesion to ABS (after 14 days) | 7.1 N/cm |
| Adhesion to PET (after 14 days) | 5.4 N/cm |
| Adhesion to Aluminium (after 14 days) | 4.2 N/cm |
| Adhesion to PC (initial) | 7.7 N/cm |
| Adhesion to PVC (initial) | 6.1 N/cm |
| Adhesion to PS (initial) | 6.9 N/cm |
| Adhesion to PET (initial) | 4.6 N/cm |
| Adhesion to Aluminium (initial) | 3.6 N/cm |
| Adhesion to Steel (after 14 days) | 8.1 N/cm |
| Adhesion to PVC (after 14 days) | 10.8 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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