Product information

tesa ® 64621 Industry

Double-sided transparent self-adhesive tape

Product description

tesa ® 64621 is a transparent double-sided self-adhesive tape consisting of a PP-carrier and a synthetic rubber adhesive mass system (hotmelt).

With the hotmelt adhesive, tesa ® 64621 is solvent free and offers a very high tack.

tesa ® 64621 is protected by a siliconized paper liner.

Main applications

  • General purpose fixing tape

  • Self-adhesive mounting of decorative and packaging materials

  • Bonding of foils, fabrics, paper and plastic materials

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Technical properties

Backing material

PP film



Total thickness

90 µm

Type of adhesive

synthetic rubber

Type of liner


Colour of liner


Thickness of liner

70 µm

Weight of liner

78 g/m²

Adhesion properties

Adhesion to PE (after 14 days)

6.5 N/cm

Adhesion to PE (initial)

5 N/cm

Adhesion to PP (after 14 days)

9 N/cm

Adhesion to PP (initial)

8 N/cm

Adhesion to PVC (after 14 days)

9.5 N/cm

Adhesion to PVC (initial)

9 N/cm

Adhesion to Steel (after 14 days)

15 N/cm

Adhesion to Steel (initial)

10 N/cm

Rating properties

Temperature resistance short term

80 °C

Temperature resistance long term

40 °C



Ageing resistance (UV)


Humidity resistance


Static shear resistance at 23°C


Static shear resistance at 40°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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