Product information

tesa^® 68540

Product description

tesa^® 68540 is a transparent, double-sided self-adhesive tape consisting of a PET backing and a tackified acrylic adhesive.

tesa^® 68540 features esp.

Thickness: 30μm
Good adhesion level
Excellent resistance to demanding environmental conditions
Excellent handling performance in converting processes

Main applications

Lamination of cushioning materials to LCDs
Fixing of reflection foil to LCD frame
Splicing of thin plastic films

Additional Info

Liner variants:
PV20: brown/blue logo glassine paper (71μm; 82g/m²)

Technical properties

Backing material

PET film

Color

transparent

Total thickness

30 µm

Type of adhesive

tackified acrylic

Adhesion properties

Adhesion to ABS (after 14 days)

7.1 N/cm

Adhesion to ABS (initial)

5.1 N/cm

Adhesion to Aluminium (after 14 days)

6.4 N/cm

Adhesion to Aluminium (initial)

4.8 N/cm

Adhesion to PC (after 14 days)

7.7 N/cm

Adhesion to PC (initial)

6.4 N/cm

Adhesion to PE (after 14 days)

2.8 N/cm

Adhesion to PE (initial)

2.2 N/cm

Adhesion to PET (after 14 days)

5.6 N/cm

Adhesion to PET (initial)

4.8 N/cm

Adhesion to PP (after 14 days)

2.8 N/cm

Adhesion to PP (initial)

1.5 N/cm

Adhesion to PS (after 14 days)

6.2 N/cm

Adhesion to PS (initial)

4.1 N/cm

Adhesion to PVC (after 14 days)

7.7 N/cm

Adhesion to PVC (initial)

4.6 N/cm

Adhesion to Steel (after 14 days)

6.6 N/cm

Adhesion to Steel (initial)

5.6 N/cm

Rating properties

Temperature resistance short term

200 °C

Temperature resistance long term

100 °C

Tack

Ageing resistance (UV)

Humidity resistance

Resistance to chemicals

Softener 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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