Electronics, HAF, FPC, Transfer Tape
Product information

tesa® 4900

Product description

tesa® 4900 consists of a transparent pure acrylic adhesive. The adhesive is transparent, ageing resistant and has a high initial tack.
tesa® 4900 also withstands elevated temperatures.

Main applications

  • Splicing of paper and filmic webs, particularly flying splices
  • Mounting of displays and posters


Technical properties

Backing material


Total thickness

50 µm

Type of adhesive


Type of liner


Colour of liner


Thickness of liner

71 µm

Weight of liner

80 g/m²

Adhesion properties

Adhesion to ABS (after 14 days)

4.6 N/cm

Adhesion to ABS (initial)

2.9 N/cm

Adhesion to Aluminium (after 14 days)

3.1 N/cm

Adhesion to Aluminium (initial)

2.7 N/cm

Adhesion to PC (after 14 days)

5 N/cm

Adhesion to PC (initial)

3.1 N/cm

Adhesion to PE (after 14 days)

1 N/cm

Adhesion to PE (initial)

0.8 N/cm

Adhesion to PET (after 14 days)

3.7 N/cm

Adhesion to PET (initial)

2.4 N/cm

Adhesion to PP (after 14 days)

2.6 N/cm

Adhesion to PP (initial)

1.3 N/cm

Adhesion to PS (after 14 days)

3.8 N/cm

Adhesion to PS (initial)

3.1 N/cm

Adhesion to PVC (after 14 days)

5.6 N/cm

Adhesion to PVC (initial)

2.7 N/cm

Adhesion to Steel (after 14 days)

3.8 N/cm

Adhesion to Steel (initial)

3.4 N/cm

Rating properties

Temperature resistance short term

200 °C

Temperature resistance long term

80 °C



Ageing resistance (UV)


Humidity resistance


Resistance to chemicals


Softener resistance


Static shear resistance at 23°C


Static shear resistance at 40°C


Additional Info

This product can be applied manually as well as with tesa® 6013.

tesa® 4900 is also available reverse wound.

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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