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Product description
tesa® 61908 is a transparent double-sided tape consisting of a PP-film backing and a tackified acrylic adhesive.tesa® 61908 features especially:
- Secure bond on PE and PP
- Red PP-film liner can be easily cut with common hot wire systems
Main applications
- Permanent bag sealing for PE/PP and polymer bags
- Permanent bag sealing for medical pouches
Technical properties
Elongation at break
140 %
Type of adhesive
tackified acrylic
Type of liner
PP
Color of liner
red
Tensile strength
20 N/cm
Total thickness
100 µm
Thickness of liner
80 µm
Backing material
PP film
Color
transparent
Adhesion properties
Adhesion to Steel (initial)
8.7 N/cm
Adhesion to PE (initial)
3.5 N/cm
Adhesion to PC (after 14 days)
11.3 N/cm
Adhesion to PS (after 14 days)
10.7 N/cm
Adhesion to ABS (initial)
7.9 N/cm
Adhesion to ABS (after 14 days)
10.7 N/cm
Adhesion to PP (after 14 days)
6.2 N/cm
Adhesion to PET (after 14 days)
8.5 N/cm
Adhesion to Aluminium (after 14 days)
9.7 N/cm
Adhesion to PC (initial)
8.5 N/cm
Adhesion to PVC (initial)
6.8 N/cm
Adhesion to PE (after 14 days)
4.3 N/cm
Adhesion to PS (initial)
7.2 N/cm
Adhesion to PET (initial)
6 N/cm
Adhesion to Aluminium (initial)
6.6 N/cm
Adhesion to PP (initial)
5.1 N/cm
Adhesion to Steel (after 14 days)
13.7 N/cm
Adhesion to PVC (after 14 days)
11.5 N/cm
Rating properties
Static shear resistance at 23°C
+
Resistance to chemicals
+
Humidity resistance
++
Tack
+
Ageing resistance (UV)
++
Temperature resistance long term
80 °C
Static shear resistance at 40°C
+
Temperature resistance short term
120 °C
Softener resistance
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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