Product information

tesa ® 4943

Double-sided non woven tape

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.

Main applications

  • 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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Technical properties

Backing material




Total thickness

100 µm

Type of adhesive

tackified acrylic

Type of adhesive (covered side)

tackified acrylic

Elongation at break

2 %

Tensile strength

9 N/cm

Type of liner

PE-coated paper

Colour of liner


Thickness of liner

120 µm

Adhesion properties

Adhesion to ABS (after 14 days)

7.1 N/cm

Adhesion to ABS (initial)

6.6 N/cm

Adhesion to Aluminium (after 14 days)

4.2 N/cm

Adhesion to Aluminium (initial)

3.6 N/cm

Adhesion to PC (after 14 days)

7.1 N/cm

Adhesion to PC (initial)

7.7 N/cm

Adhesion to PET (after 14 days)

5.4 N/cm

Adhesion to PET (initial)

4.6 N/cm

Adhesion to PS (initial)

6.9 N/cm

Adhesion to PVC (after 14 days)

10.8 N/cm

Adhesion to PVC (initial)

6.1 N/cm

Adhesion to Steel (after 14 days)

8.1 N/cm

Adhesion to Steel (initial)

5.5 N/cm

Rating properties

Temperature resistance short term

100 °C

Temperature resistance long term

70 °C



Ageing resistance (UV)


Humidity resistance


Resistance to chemicals


Static shear resistance at 23°C


Static shear resistance at 40°C


Static shear resistance at 70°C




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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