![[Master PI]](/en/files/images/201903/1/68830-master-pi,847516_fixedwidth_1.jpg "68830 [Master PI]")
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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.
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