tesa® 64621 Industry
Double-sided transparent self-adhesive tape
Product description
tesa® 64621 is a transparent double-sided self-adhesive tape consisting of a PP-carrier and a synthetic rubber adhesive mass system (hotmelt).
With the hotmelt adhesive, tesa® 64621 is solvent free and offers a very high tack.
tesa® 64621 is protected by a siliconized paper liner.
Product details and specifications
Application Fields
- General purpose fixing tape
- Self-adhesive mounting of decorative and packaging materials
- Bonding of foils, fabrics, paper and plastic materials
| Backing material | PP film |
|---|---|
| Colour | transparent |
| Colour of liner | yellow |
| Thickness of liner | 70 µm |
| Total thickness | 90 µm |
| Type of adhesive | synthetic rubber |
| Type of liner | glassine |
| Weight of liner | 78 g/m² |
| Elongation at break | 140 % |
|---|---|
| Tensile strength | 45 N/cm |
| Ageing resistance (UV) | medium |
| Static shear resistance at 23°C | medium |
| Tack | good |
| Temperature resistance short term duration | 80 °C |
| Static shear resistance at 40°C | low |
| Fogging | very good |
| Temperature resistance long term duration | 40 °C |
| Humidity resistance | good |
| Adhesion to ABS (initial) | 7 N/cm |
|---|---|
| Adhesion to ABS (after 14 days) | 11 N/cm |
| Adhesion to PE (initial) | 5 N/cm |
| Adhesion to PE (after 14 days) | 6.5 N/cm |
| Adhesion to PP (initial) | 8 N/cm |
| Adhesion to PP (after 14 days) | 9 N/cm |
| Adhesion to PVC (initial) | 9 N/cm |
| Adhesion to PVC (after 14 days) | 9.5 N/cm |
| Adhesion to Steel (initial) | 10 N/cm |
| Adhesion to Steel (after 14 days) | 15 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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Last updated on 26 Aug 2026