Product Featurestesa®4900 consists of a transparent pure acrylic adhesive. The adhesive is transparent, ageing resistant and has a high initial tack.
tesa®4900 also withstands elevated temperatures.
Main Applications
- Splicing of paper and filmic webs, particularly flying splices
- Mounting of displays and posters
Technical Data
| Backing material | none |
| Total thickness | 50 µm |
| Type of adhesive | acrylic |
| Type of liner | glassine |
| Thickness of liner | 71 µm |
| Colour of liner | brown |
| Weight of liner | 80 g/m² |
Adhesion to
| Steel (initial) | 3.4 N/cm |
| ABS (initial) | 2.9 N/cm |
| Aluminium (initial) | 2.7 N/cm |
| PC (initial) | 3.1 N/cm |
| PE (initial) | 0.8 N/cm |
| PET (initial) | 2.4 N/cm |
| PP (initial) | 1.3 N/cm |
| PS (initial) | 3.1 N/cm |
| PVC (initial) | 2.7 N/cm |
| Steel (after 14 days) | 3.8 N/cm |
| ABS (after 14 days) | 4.6 N/cm |
| Aluminium (after 14 days) | 3.1 N/cm |
| PC (after 14 days) | 5 N/cm |
| PE (after 14 days) | 1 N/cm |
| PET (after 14 days) | 3.7 N/cm |
| PP (after 14 days) | 2.6 N/cm |
| PS (after 14 days) | 3.8 N/cm |
| PVC (after 14 days) | 5.6 N/cm |
Properties
| Temperature resistance short term | 200 °C |
| Temperature resistance long term | 80 °C |
| Tack | ++ |
| Ageing resistance (UV) | ++ |
| Humidity resistance | + |
| Resistance to chemicals | ++ |
| Softener resistance | o |
| Static shear resistance at 23°C | o |
| Static shear resistance at 40°C | o |
