![[Master PI]](/en/files/images/201811/22/68505-master-pi,153544_fixedwidth_1.jpg "68505 [Master PI]")
[Master PI]
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Product description
tesa® 68505 is a transparent, double-sided self-adhesive tape consisting of a PET backing, a tackified acrylic adhesive and double PET liner.
Due to the very smooth and excellent appearance it is the perfect solution for display applications.
tesa® 68505 features esp.
- Thickness: 50µm
- High adhesion level
- Very smooth appearance
- High resistance to demanding environmental conditions
- Good handling performance in converting processes
- Double PET liner (36µm easy-release inside / 50µm tight-release outside)
Main applications
tesa® 68505 is used for mounting and laminating applications especially for display applications like:
- Force touch film bonding
- FPC and PCB mounting
- LED light bar fixation
- Reflector and optical sheet fixation
Technical properties
Backing material
PET film
Color
transparent
Total thickness
50 µm
Type of adhesive
tackified acrylic
Elongation at break
50 %
Type of liner - inside
PET
Type of liner - outside
PET
Thickness of liner - inside
36 µm
Thickness of liner - outside
50 µm
Colour of liner - inside
transparent
Colour of liner - outside
transparent
Adhesion properties
Adhesion to PC (after 14 days)
6.8 N/cm
Adhesion to PC (covered side, after 14 days)
6.9 N/cm
Adhesion to PC (covered side, initial)
6.8 N/cm
Adhesion to PC (initial)
6.1 N/cm
Adhesion to PE (after 14 days)
4.3 N/cm
Adhesion to PE (covered side, after 14 days)
4.3 N/cm
Adhesion to PE (covered side, initial)
3.5 N/cm
Adhesion to PE (initial)
4.1 N/cm
Adhesion to PET (after 14 days)
6.1 N/cm
Adhesion to PET (covered side, after 14 days)
5.5 N/cm
Adhesion to PET (covered side, initial)
5.7 N/cm
Adhesion to PET (initial)
5.5 N/cm
Adhesion to PI (after 14 days)
7.1 N/cm
Adhesion to PI (covered side, after 14 days)
7.2 N/cm
Adhesion to PI (covered side, initial)
6.9 N/cm
Adhesion to PI (initial)
7 N/cm
Adhesion to PMMA (after 14 days)
7.3 N/cm
Adhesion to PMMA (covered side, after 14 days)
7.2 N/cm
Adhesion to PMMA (covered side, initial)
7.1 N/cm
Adhesion to PMMA (initial)
6.8 N/cm
Adhesion to Steel (after 14 days)
7.3 N/cm
Adhesion to Steel (covered side, after 14 days)
7.3 N/cm
Adhesion to Steel (covered side, initial)
6.8 N/cm
Adhesion to Steel (initial)
6.5 N/cm
Rating properties
Temperature resistance short term
200 °C
Temperature resistance long term
100 °C
Tack
+
Ageing resistance (UV)
++
Humidity resistance
++
Softener resistance
++
Static shear resistance at 23°C
o
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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