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tesa® 61140
200µm double sided black differential filmic tape
- Thickness: 200µm
- Covered side: Very high bonding strength
- Open side: Easy reworkability and no residues on relevant substrates
- Superior handling and processing performance due to very strong PET backing
- Excellent resistance to demanding environmental conditions
Product description
tesa® 61140 is a black, double sided self-adhesive tape consisting of a black PET backing coated with a reworkable adhesive on the open side and permanent strong adhesive on the covered side.
Black color
Black color
Application Fields
Mounting of components in electronic devices with the option to rework the bonding during the production process.
Product Construction
| Elongation at break | 90 % |
| Type of adhesive | pure acrylic |
| Type of liner | glassine |
| Color of liner | brown |
| Tensile strength | 73.3 N/cm |
| Weight of liner | 80 g/m² |
| Total thickness | 200 µm |
| Thickness of liner | 71 µm |
| Backing material | PET film |
| Color | black |
Properties / Performance Values
| Type of adhesive (covered side) | tackified acrylic |
| Temperature resistance long term | 80 °C |
| Temperature resistance short term | 120 °C |
Adhesion to Values
| Adhesion to PMMA (covered side, after 14 days) | 20 N/cm |
| Adhesion to PC (covered side, initial) | 18 N/cm |
| Adhesion to Steel (initial) | 8 N/cm |
| Adhesion to PC (after 14 days) | 10 N/cm |
| Adhesion to Steel (initial) | 8 N/cm |
| Adhesion to PMMA (after 14 days) | 10 N/cm |
| Adhesion to Glass (covered side, initial) | 18 N/cm |
| Adhesion to PC (initial) | 10 N/cm |
| Adhesion to PMMA (covered side, initial) | 18 N/cm |
| Adhesion to Glass (after 14 days) | 10 N/cm |
| Adhesion to Steel (covered side, after 14 days) | 18 N/cm |
| Adhesion to Glass (covered side, after 14 days) | 19 N/cm |
| Adhesion to Glass (initial) | 8 N/cm |
| Adhesion to PMMA (initial) | 9 N/cm |
| Adhesion to PC (covered side, after 14 days) | 19 N/cm |
| Adhesion to Steel (after 14 days) | 9 N/cm |
| Adhesion to Steel (covered side, initial) | 14 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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