Product information

tesa ® 4939

The tesa ® 4939 laying tape is the ideal assistant if you wish to fit textile carpets temporarily, and it is suitable for events of all types.

Product description

tesa ® 4939 is a double-sided floor laying tape. It consists of a strong PET-cloth backing in combination with a differential rubber adhesive system.

The special formulated adhesive on the open side combines a high initial bonding power with a residue free removability up to 14 days from the most common surfaces. (Needs to be tested individually before usage!)

Main applications

Temporary floor laying during fairs, exhibitions, conventions & renovations

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Technical properties

Backing material




Total thickness

250 µm

Type of adhesive

synthetic rubber

Elongation at break

40 %

Tensile strength

50 N/cm

Type of liner


Colour of liner


Adhesion properties

Adhesion to PE (after 14 days)

2 N/cm

Adhesion to PE (covered side, after 14 days)

5 N/cm

Adhesion to PE (covered side, initial)

4.5 N/cm

Adhesion to PE (initial)

2.5 N/cm

Adhesion to PP (after 14 days)

2.5 N/cm

Adhesion to PP (covered side, after 14 days)

5 N/cm

Adhesion to PP (covered side, initial)

6.5 N/cm

Adhesion to PP (initial)

4.5 N/cm

Adhesion to Steel (after 14 days)

5.5 N/cm

Adhesion to Steel (covered side, after 14 days)

8 N/cm

Adhesion to Steel (covered side, initial)

7.5 N/cm

Adhesion to Steel (initial)

5 N/cm

Rating properties

Temperature resistance short term

80 °C

Temperature resistance long term

40 °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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