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tesa® 7930
30 µm single sided matte black filmic tape
- Thickness: 30µm
- Very good light blocking performance
- Ultra matte black surface with a gloss level of 2.5 %
- Excellent anti-fingerprint performance
- Very good scratch resistance
- High peel strength and shear resistance
- Excellent repulsion resistance properties
- Excellent resistance to demanding environmental conditions
Product description
tesa® 7930 is a matt single sided self-adhesive tape consisting of an ultra-thin PET film backing and a black tackified acrylic adhesive
Application Fields
- Fixation in LED light sources or Flat Panel displays
- Light shielding in consumer electronics parts
Product Construction
| Elongation at break | 70 % |
| Type of adhesive | acrylic |
| Type of liner | PET |
| Color of liner | transparent |
| Tensile strength | 20 N/cm |
| Total thickness | 30 µm |
| Thickness of liner | 50 µm |
| Backing material | PET film |
Properties / Performance Values
| Optical density | 5.1 |
| Temperature resistance long term | 60 °C |
| Temperature resistance short term | 130 °C |
| Dielectric breakdown voltage | 3500 V |
Adhesion to Values
| Adhesion to Steel (initial) | 2.6 N/cm |
| Adhesion to PC (after 14 days) | 3 N/cm |
| Adhesion to Steel (initial) | 2.6 N/cm |
| Adhesion to ABS (initial) | 2.6 N/cm |
| Adhesion to ABS (after 14 days) | 3.2 N/cm |
| Adhesion to Aluminium (after 14 days) | 3 N/cm |
| Adhesion to PC (initial) | 2.2 N/cm |
| Adhesion to Glass (after 14 days) | 2.8 N/cm |
| Adhesion to Glass (initial) | 2 N/cm |
| Adhesion to Aluminium (initial) | 2.3 N/cm |
| Adhesion to Steel (after 14 days) | 3 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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