Product Construction
| Adhesive Type | tackified acrylic |
| Backing material | PET film |
| Color | black |
| Color of liner | white with tesa logo |
| Liner Type | glassine |
| Thickness of liner | 2.8 mils
71 µm |
| Total thickness | 1.97 mils
50 µm |
tesa® 7650
50µm deep black double-sided adhesive tape
Product description
tesa® 7650 is a double-sided self-adhesive tape consisting of a black PET film backing and a black tackified acrylic adhesive
Special features:
- Thickness: 50µm
- Very high bonding strength and shear resistance
- Good light shading properties
- Good handling performance in converting processes
- Excellent resistance to demanding environmental conditions
Product details and specifications
Application Fields
- Mounting of LCD panel and backlight unit
- Light blocking in displays and mobile phone applications
Product Construction
| Adhesive Type | tackified acrylic |
| Backing material | PET film |
| Color | black |
| Color of liner | white with tesa logo |
| Liner Type | glassine |
| Thickness of liner | 2.8 mils
71 µm |
| Total thickness | 1.97 mils
50 µm |
Properties / Performance Values
| Elongation at break | 50 % |
| Tensile strength | 11.42 lbs/in
20 N/cm |
| Transmittance (380 - 780nm) < | 0.6 % |
| Tack | medium |
| Temperature resistance short term | 302 °F
150 °C |
| Ageing resistance (UV) | very good |
| Static shear resistance at 40°C | good |
| Dielectric breakdown voltage | 4000 V |
| Humidity resistance | good |
| Softener resistance | very good |
Properties / Performance Values
| Elongation at break | 50 % |
| Tensile strength | 11.42 lbs/in
20 N/cm |
| Transmittance (380 - 780nm) < | 0.6 % |
| Tack | medium |
| Temperature resistance short term | 302 °F
150 °C |
| Ageing resistance (UV) | very good |
| Static shear resistance at 40°C | good |
| Dielectric breakdown voltage | 4000 V |
| Humidity resistance | good |
| Softener resistance | very good |
Adhesion to Values
| Adhesion to ABS (initial) | 2.86 lbs/in
5 N/cm |
| Adhesion to ABS (after 14 days) | 2.86 lbs/in
5 N/cm |
| Adhesion to Glass (initial) | 2.86 lbs/in
5 N/cm |
| Adhesion to Glass (after 14 days) | 3.43 lbs/in
6 N/cm |
| Adhesion to PE (initial) | 1.6 lbs/in
2.8 N/cm |
| Adhesion to PE (after 14 days) | 2.28 lbs/in
4 N/cm |
| Adhesion to PET (initial) | 2.28 lbs/in
4 N/cm |
| Adhesion to PET (after 14 days) | 2.86 lbs/in
5 N/cm |
| Adhesion to Steel (initial) | 2.86 lbs/in
5 N/cm |
| Adhesion to Steel (after 14 days) | 4 lbs/in
7 N/cm |
Adhesion to Values
| Adhesion to ABS (initial) | 2.86 lbs/in
5 N/cm |
| Adhesion to ABS (after 14 days) | 2.86 lbs/in
5 N/cm |
| Adhesion to Glass (initial) | 2.86 lbs/in
5 N/cm |
| Adhesion to Glass (after 14 days) | 3.43 lbs/in
6 N/cm |
| Adhesion to PE (initial) | 1.6 lbs/in
2.8 N/cm |
| Adhesion to PE (after 14 days) | 2.28 lbs/in
4 N/cm |
| Adhesion to PET (initial) | 2.28 lbs/in
4 N/cm |
| Adhesion to PET (after 14 days) | 2.86 lbs/in
5 N/cm |
| Adhesion to Steel (initial) | 2.86 lbs/in
5 N/cm |
| Adhesion to Steel (after 14 days) | 4 lbs/in
7 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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