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tesa® 4939
Removable d/s PET-cloth, differential rubber based adhesive system
Product description
tesa® 4939 is a double-sided floor laying tape. It consists of a strong PET-cloth backing in combination with a differential rubber adhesive system.
Application Fields
Temporary floor laying during fairs, exhibitions, conventions & renovations
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Product Construction
| Elongation at break | 40 % |
| Type of liner | glassine |
| Backing material | cloth |
| Type of adhesive | synthetic rubber |
| Color of liner | brown |
| Tensile strength | 28.55 lbs/in |
| Total thickness | 9.25 mils |
| Color | white |
Properties / Performance Values
| Temperature resistance long term | 104 °F |
| Temperature resistance short term | 176 °F |
| Static shear resistance at 70°C | medium |
| Fogging | very good |
Adhesion to Values
| Adhesion to Steel (initial) | 45.68 oz/in |
| Adhesion to PE (initial) | 22.84 oz/in |
| Adhesion to PE (covered side, after 14 days) | 45.68 oz/in |
| Adhesion to PP (after 14 days) | 22.84 oz/in |
| Adhesion to PE (covered side, initial) | 41.11 oz/in |
| Adhesion to Steel (covered side, after 14 days) | 73.09 oz/in |
| Adhesion to PE (after 14 days) | 18.27 oz/in |
| Adhesion to Steel (covered side, initial) | 68.52 oz/in |
| Adhesion to PP (covered side, after 14 days) | 45.68 oz/in |
| Adhesion to Steel (initial) | 45.68 oz/in |
| Adhesion to PP (covered side, initial) | 59.39 oz/in |
| Adhesion to PP (initial) | 41.11 oz/in |
| Adhesion to Steel (after 14 days) | 50.25 oz/in |
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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