tesa® 61140

200µm double sided black differential filmic tape



Product description

tesa® 61140 is a black, double sided self-adhesive tape consisting of a black PET backing coated with a reworkable adhesive on the open side and permanent strong adhesive on the covered side.

Special features:

  • Thickness: 200µm
  • Covered side: Very high bonding strength
  • Open side: Easy reworkability and no residues on relevant substrates
  • Superior handling and processing performance due to very strong PET backing
  • Excellent resistance to demanding environmental conditions
  • Black color

Main applications

Mounting of components in electronic devices with the option to rework the bonding during the production process.

Technical properties

Backing material

PET film

Color

black

Total thickness

200 µm

Type of adhesive

pure acrylic

Type of adhesive (covered side)

tackified acrylic

Elongation at break

90 %

Tensile strength

73.3 N/cm

Type of liner

glassine

Colour of liner

brown

Thickness of liner

71 µm

Weight of liner

80 g/m²

Adhesion properties

Adhesion to Glass (after 14 days)

10 N/cm

Adhesion to Glass (covered side, after 14 days)

19 N/cm

Adhesion to Glass (covered side, initial)

18 N/cm

Adhesion to Glass (initial)

8 N/cm

Adhesion to PC (after 14 days)

10 N/cm

Adhesion to PC (covered side, after 14 days)

19 N/cm

Adhesion to PC (covered side, initial)

18 N/cm

Adhesion to PC (initial)

10 N/cm

Adhesion to PMMA (after 14 days)

10 N/cm

Adhesion to PMMA (covered side, after 14 days)

20 N/cm

Adhesion to PMMA (covered side, initial)

18 N/cm

Adhesion to PMMA (initial)

9 N/cm

Adhesion to Steel (after 14 days)

9 N/cm

Adhesion to Steel (covered side, after 14 days)

18 N/cm

Adhesion to Steel (covered side, initial)

14 N/cm

Adhesion to Steel (initial)

8 N/cm

Rating properties

Temperature resistance short term

120 °C

Temperature resistance long term

80 °C

Tack

+

Static shear resistance at 23°C

o

Static shear resistance at 40°C

o

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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