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tesa® 7650

50µm double sided solid black filmic tape



Product description

tesa® 7650 is a double-sided self-adhesive tape consisting of a black PET film backing and a black tackified acrylic adhesive

Special features:
  • Thickness: 50µm
  • Very high bonding strength and shear resistance
  • Good light shading properties
  • Good handling performance in converting processes
  • Excellent resistance to demanding environmental conditions

Main applications

  • Mounting of LCD panel and backlight unit
  • Light blocking in displays and mobile phone applications

Technical properties

Elongation at break

50 %

Type of adhesive

tackified acrylic

Type of liner

glassine

Colour of liner

white with tesa logo

Tensile strength

30 N/cm

Total thickness

50 µm

Thickness of liner

71 µm

Backing material

PET film

Color

black

Transmittance (380 - 780nm) <

0.6 %

Dielectric breakdown voltage

4000 volt

Adhesion properties

Adhesion to Steel (initial)

5 N/cm

Adhesion to PE (initial)

2.8 N/cm

Adhesion to ABS (initial)

5 N/cm

Adhesion to ABS (after 14 days)

5 N/cm

Adhesion to PET (after 14 days)

5 N/cm

Adhesion to Glass (after 14 days)

6 N/cm

Adhesion to PE (after 14 days)

4 N/cm

Adhesion to PET (initial)

4 N/cm

Adhesion to Glass (initial)

5 N/cm

Adhesion to Steel (after 14 days)

7 N/cm

Rating properties

Humidity resistance

+

Tack

o

Ageing resistance (UV)

++

Static shear resistance at 40°C

+

Temperature resistance short term

150 °C

Softener resistance

++

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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