Additional Info
PV57: double sided PET liners (36µm easy-release inside / 50µm tight-release outside).
tesa® 68830
Double-sided self-adhesive tape
Product Features
- Thickness: 30µm
- Excellent light blocking properties
- High and reliable bonding strength
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
Product details and specifications
Product 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
Application Fields
- LCD panel mounting on backlight unit of display module
- LED light bar fixing
- Light shielding and light blocking of key components
| Backing material | PET film |
|---|---|
| Color | black |
| Total thickness | 30 |
| Type of adhesive | tackified acrylic |
| Elongation at break | 60 % |
|---|---|
| Tensile strength | 12 |
| Static shear resistance at 23°C | good |
| Humidity resistance | very good |
| Temperature resistance long term | 70 °C |
| Transmittance (380 - 780nm) < | 0.01 % |
| Ageing resistance (UV) | very good |
| Temperature resistance short term | 130 °C |
| Adhesion to ABS (initial) | 4 N/cm |
|---|---|
| Adhesion to ABS (after 14 days) | 4.9 N/cm |
| Adhesion to Glass (initial) | 4.2 N/cm |
| Adhesion to Glass (after 14 days) | 4.8 N/cm |
| Adhesion to PE (initial) | 1.7 N/cm |
| Adhesion to PE (after 14 days) | 2 N/cm |
| Adhesion to PET (initial) | 4 N/cm |
| Adhesion to PET (after 14 days) | 4.5 N/cm |
| Adhesion to Steel (initial) | 3.9 N/cm |
| Adhesion to Steel (after 14 days) | 5.2 N/cm |
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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Last updated on 16 Apr 2024