tesa® 68566

50µm double sided transparent differential filmic tape



Product description

tesa® 68566 is a transparent, double-sided self-adhesive tape consisting of a PET backing with a special removable adhesive on one side and a tackified acrylic adhesive on the other side.

tesa® 68566 features:
  • Thickness: 50µm
  • Low adhesion level on the open side, high adhesion level on the covered side
  • Excellent resistance to demanding environmental conditions
  • Very good handling performance in converting processes
  • Double-sided PET liner (36µm easy-release inside / 50µm tight-release outside)

Main applications

  • Mounting of two different substrates, where one is easy to adhere and the other one is difficult to adhere
  • Mounting of protection films that will be removed after transportation or storage

Technical properties

Elongation at break

50 %

Type of adhesive

tackified acrylic

Type of liner - outside

PET

Colour of liner - outside

transparent

Type of liner

PET film

Colour of liner

transparent

Tensile strength

20 N/cm

Total thickness

50 µm

Backing material

PET film

Colour of liner - inside

transparent

Color

transparent

Type of liner - inside

PET

Adhesion properties

Adhesion to PC (covered side, initial)

8.3 N/cm

Adhesion to Steel (initial)

1.4 N/cm

Adhesion to PC (after 14 days)

1.7 N/cm

Adhesion to ABS (initial)

1.7 N/cm

Adhesion to ABS (after 14 days)

1.9 N/cm

Adhesion to ABS (covered side, after 14 days)

7.8 N/cm

Adhesion to PC (initial)

1.7 N/cm

Adhesion to Steel (covered side, after 14 days)

8.6 N/cm

Adhesion to ABS (covered side, initial)

6.8 N/cm

Adhesion to PC (covered side, after 14 days)

9.5 N/cm

Adhesion to Steel (after 14 days)

1.5 N/cm

Adhesion to Steel (covered side, initial)

7 N/cm

Rating properties

Static shear resistance at 23°C

+

Resistance to chemicals

++

Humidity resistance

++

Tack

o

Ageing resistance (UV)

++

Temperature resistance long term

100 °C

Static shear resistance at 40°C

o

Temperature resistance short term

200 °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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