Double-sided PU-foam tape
tesa® 4976 is a double-sided tape consisting of a conformable, black, open-cell PU-foam backing and a tackified acrylic adhesive.
tesa® 4976 features especially:
| Adhesive Type | tackified acrylic |
|---|---|
| Backing material | PU foam |
| Color | black |
| Color of liner | brown |
| Liner Type | glassine |
| Thickness of liner |
2.76 mils
70 µm |
| Total thickness | 540 µm |
| Weight of liner |
113.79 lbs/in²
80 g/m² |
| Elongation at break | 250 % |
|---|---|
| Tensile strength | 6.66 N/cm |
| Softener resistance | medium |
| Temperature resistance long term |
176 °F
80 °C |
| Static shear resistance at 40°C | good |
| Temperature resistance short term |
392 °F
200 °C |
| Static shear resistance at 23°C | good |
| Humidity resistance | low |
| Chemical Resistance | medium |
| Tack | good |
| Ageing resistance (UV) | medium |
| Adhesion to ABS (initial) |
4 lbs/in
7 N/cm |
|---|---|
| Adhesion to ABS (after 14 days) |
6.85 lbs/in
12 N/cm |
| Adhesion to Aluminium (initial) |
2.86 lbs/in
5 N/cm |
| Adhesion to Aluminium (after 14 days) |
5.14 lbs/in
9 N/cm |
| Adhesion to PC (initial) |
4.57 lbs/in
8 N/cm |
| Adhesion to PC (after 14 days) |
6.85 lbs/in
12 N/cm |
| Adhesion to PE (initial) |
2.34 lbs/in
4.1 N/cm |
| Adhesion to PE (after 14 days) |
2.46 lbs/in
4.3 N/cm |
| Adhesion to PET (initial) |
3.14 lbs/in
5.5 N/cm |
| Adhesion to PET (after 14 days) |
5.71 lbs/in
10 N/cm |
| Adhesion to PP (initial) |
2.11 lbs/in
3.7 N/cm |
| Adhesion to PP (after 14 days) |
4.23 lbs/in
7.4 N/cm |
| Adhesion to PS (initial) |
2.86 lbs/in
5 N/cm |
| Adhesion to PS (after 14 days) |
5.71 lbs/in
10 N/cm |
| Adhesion to PVC (initial) |
3.14 lbs/in
5.5 N/cm |
| Adhesion to PVC (after 14 days) |
6.85 lbs/in
12 N/cm |
| Adhesion to Steel (initial) |
5.71 lbs/in
10 N/cm |
| Adhesion to Steel (after 14 days) |
6.85 lbs/in
12 N/cm |
Download the files below for more technical details and information on this product.
