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Product description
tesa® 68540 is a transparent, double-sided self-adhesive tape consisting of a PET backing and a tackified acrylic adhesive.tesa® 68540 features esp.
- Thickness: 30μm
- Good adhesion level
- Excellent resistance to demanding environmental conditions
- Excellent handling performance in converting processes
Main applications
- Lamination of cushioning materials to LCDs
- Fixing of reflection foil to LCD frame
- Splicing of thin plastic films
Technical properties
Type of adhesive
tackified acrylic
Total thickness
30 µm
Backing material
PET film
Color
transparent
Adhesion properties
Adhesion to Steel (initial)
5.6 N/cm
Adhesion to PE (initial)
2.2 N/cm
Adhesion to PC (after 14 days)
7.7 N/cm
Adhesion to PS (after 14 days)
6.2 N/cm
Adhesion to ABS (initial)
5.1 N/cm
Adhesion to ABS (after 14 days)
7.1 N/cm
Adhesion to PP (after 14 days)
2.8 N/cm
Adhesion to PET (after 14 days)
5.6 N/cm
Adhesion to Aluminium (after 14 days)
6.4 N/cm
Adhesion to PC (initial)
6.4 N/cm
Adhesion to PVC (initial)
4.6 N/cm
Adhesion to PE (after 14 days)
2.8 N/cm
Adhesion to PS (initial)
4.1 N/cm
Adhesion to PET (initial)
4.8 N/cm
Adhesion to Aluminium (initial)
4.8 N/cm
Adhesion to PP (initial)
1.5 N/cm
Adhesion to Steel (after 14 days)
6.6 N/cm
Adhesion to PVC (after 14 days)
7.7 N/cm
Rating properties
Static shear resistance at 23°C
+
Resistance to chemicals
+
Humidity resistance
++
Tack
-
Ageing resistance (UV)
++
Temperature resistance long term
100 °C
Static shear resistance at 40°C
+
Temperature resistance short term
200 °C
Softener resistance
+
Additional Info
Liner variants:PV20: brown/blue logo glassine paper (71μm; 82g/m²)
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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