Electronics, PET, Black, Light Management

Product information

tesa^® 68830

Name: tesa® 68830
Brand: tesa®

30µm double sided solid black filmic tape

Product description

tesa^® 68830 is a doulbe-sided self-adhesive tape consisting of a solid black PET film backing and a tackified acrylic adhesive.

Special features:

Thickness: 30µm
Excellent light blocking properties
High and reliable bonding strength
Very good resistance to demanding environmental conditions
Easy handling performance in converting processes

Main applications

LCD panel mounting on backlight unit of display module
LED light bar fixing
Light shielding and light blocking of key components

Technical properties

Backing material

PET film

Color

black

Total thickness

30 µm

Type of adhesive

tackified acrylic

Elongation at break

60 %

Tensile strength

12 N/cm

Transmittance (380 - 780nm) <

0.01 %

Adhesion properties

Adhesion to ABS (after 14 days)

4.9 N/cm

Adhesion to ABS (initial)

4 N/cm

Adhesion to Glass (after 14 days)

4.8 N/cm

Adhesion to Glass (initial)

4.2 N/cm

Adhesion to PE (after 14 days)

2 N/cm

Adhesion to PE (initial)

1.7 N/cm

Adhesion to PET (after 14 days)

4.5 N/cm

Adhesion to PET (initial)

4 N/cm

Adhesion to Steel (after 14 days)

5.2 N/cm

Adhesion to Steel (initial)

3.9 N/cm

Rating properties

Temperature resistance short term

130 °C

Temperature resistance long term

70 °C

Ageing resistance (UV)

Humidity resistance

Static shear resistance at 23°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.

Downloads