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

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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