tesa® 4926
250µm double sided transparent filmic tape
Product Features
- Thickness: 250µm
- Very high bonding strength and shear resistance
- Superior handling and processing performance due to very strong PET backing
Product description
tesa® 4926 is a transparent, double-sided self-adhesive tape consisting of a 50µm PET film backing and a tackified acrylic adhesive.
Product details and specifications
Product Features
- Thickness: 250µm
- Very high bonding strength and shear resistance
- Superior handling and processing performance due to very strong PET backing
- Very good dimensional stability
- Excellent resistance to demanding environmental conditions
Application Fields
- Lens mounting in mobile phones
- Antenna mounting
Product Construction
| Adhesive Type | tackified acrylic |
|---|---|
| Backing material | PET film |
| Color | transparent |
| Color of liner | brown |
| Liner Type | glassine |
| Thickness of liner | 71 µm |
| Total thickness | 250 µm |
| Weight of liner | 82 g/m² |
Product Construction
| Adhesive Type | tackified acrylic |
|---|---|
| Backing material | PET film |
| Color | transparent |
| Color of liner | brown |
| Liner Type | glassine |
| Thickness of liner | 71 µm |
| Total thickness | 250 µm |
| Weight of liner | 82 g/m² |
Properties / Performance Values
| Elongation at break | 60 % |
|---|---|
| Tensile strength | 73 N/cm |
| Chemical Resistance | good |
| Static shear resistance at 23°C | good |
| Static shear resistance at 40°C | good |
| Humidity resistance | very good |
| Softener resistance | good |
| Temperature resistance short term | 200 °C |
| Tack | good |
| Ageing resistance (UV) | very good |
| Temperature resistance long term | 100 °C |
Properties / Performance Values
| Elongation at break | 60 % |
|---|---|
| Tensile strength | 73 N/cm |
| Chemical Resistance | good |
| Static shear resistance at 23°C | good |
| Static shear resistance at 40°C | good |
| Humidity resistance | very good |
| Softener resistance | good |
| Temperature resistance short term | 200 °C |
| Tack | good |
| Ageing resistance (UV) | very good |
| Temperature resistance long term | 100 °C |
Adhesion to Values
| Adhesion to ABS (initial) | 11.8 N/cm |
|---|---|
| Adhesion to ABS (after 14 days) | 14.1 N/cm |
| Adhesion to PC (initial) | 14.6 N/cm |
| Adhesion to PC (after 14 days) | 17 N/cm |
| Adhesion to PE (initial) | 5.1 N/cm |
| Adhesion to PE (after 14 days) | 7.5 N/cm |
| Adhesion to Steel (initial) | 13.8 N/cm |
| Adhesion to Steel (after 14 days) | 16.2 N/cm |
Adhesion to Values
| Adhesion to ABS (initial) | 11.8 N/cm |
|---|---|
| Adhesion to ABS (after 14 days) | 14.1 N/cm |
| Adhesion to PC (initial) | 14.6 N/cm |
| Adhesion to PC (after 14 days) | 17 N/cm |
| Adhesion to PE (initial) | 5.1 N/cm |
| Adhesion to PE (after 14 days) | 7.5 N/cm |
| Adhesion to Steel (initial) | 13.8 N/cm |
| Adhesion to Steel (after 14 days) | 16.2 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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