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Product description
tesa® 7180 is a solid black, single-sided self-adhesive tape consisting of a black PET film backing and a tackified acrylic adhesive
tesa® 7180 features esp.
- Thickness: 80µm
- Excellent light blocking performance
- Very high peel strength and shear resistance
- Very good repulsion resistance properties
- Very good handling performance in converting processes
- Excellent resistance to demanding environmental conditions
- Very high dielectric breakdown strength
Main applications
- Back Light Unit cell wrapping in displays
- Light blocking in electronic devices
- Fixing of cables or constructive parts in LED light sources or Flat Panel displays
Technical properties
Backing material
PET film
Total thickness
80 µm
Type of adhesive
acrylic
Elongation at break
80 %
Tensile strength
30 N/cm
Type of liner
PET
Colour of liner
transparent
Thickness of liner
50 µm
Temperature resistance short term
140 °C
Temperature resistance long term
80 °C
Dielectric breakdown voltage
7500 volt
Transmittance (380 - 780nm) <
0.04 %
Adhesion properties
Adhesion to ABS (after 14 days)
7 N/cm
Adhesion to ABS (initial)
6.2 N/cm
Adhesion to Aluminium (after 14 days)
7.5 N/cm
Adhesion to Aluminium (initial)
5.4 N/cm
Adhesion to Glass (after 14 days)
6.6 N/cm
Adhesion to Glass (initial)
6.4 N/cm
Adhesion to PC (after 14 days)
7 N/cm
Adhesion to PC (initial)
6.3 N/cm
Adhesion to Steel (after 14 days)
7.9 N/cm
Adhesion to Steel (initial)
6.3 N/cm
Rating properties
Tack
+
Ageing resistance (UV)
++
Humidity resistance
+
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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