tesa® Professional 4939 Universal Double-Sided Removable
Product details and specifications
Product Construction
| Backing material | cloth |
|---|---|
| Colour | white |
| Colour of liner | brown |
| Total thickness | 250 µm |
| Type of adhesive | synthetic rubber |
| Type of liner | glassine |
Product Construction
| Backing material | cloth |
|---|---|
| Colour | white |
| Colour of liner | brown |
| Total thickness | 250 µm |
| Type of adhesive | synthetic rubber |
| Type of liner | glassine |
Properties / Performance Values
| Elongation at break | 40 % |
|---|---|
| Tensile strength | 50 N/cm |
| Easy to write on | no |
| Humidity resistance | good |
| Tack | very good |
| Fogging | very good |
| Hand tearability | low |
| Temperature resistance long term duration | 40 °C |
| Softener resistance | good |
| Ageing resistance (UV) | medium |
| Fluorescent | no |
| Chemical resistance | good |
| Easy to remove | yes |
| Static shear resistance at 70°C | medium |
| Static shear resistance at 40°C | good |
| Water resistance | good |
| Temperature resistance short term duration | 80 °C |
Properties / Performance Values
| Elongation at break | 40 % |
|---|---|
| Tensile strength | 50 N/cm |
| Easy to write on | no |
| Humidity resistance | good |
| Tack | very good |
| Fogging | very good |
| Hand tearability | low |
| Temperature resistance long term duration | 40 °C |
| Softener resistance | good |
| Ageing resistance (UV) | medium |
| Fluorescent | no |
| Chemical resistance | good |
| Easy to remove | yes |
| Static shear resistance at 70°C | medium |
| Static shear resistance at 40°C | good |
| Water resistance | good |
| Temperature resistance short term duration | 80 °C |
Adhesion to Values
| Adhesion to PE (initial) | 2.5 N/cm |
|---|---|
| Adhesion to PE (after 14 days) | 2 N/cm |
| Adhesion to PE (covered side, after 14 days) | 5 N/cm |
| Adhesion to PE (covered side, initial) | 4.5 N/cm |
| Adhesion to PP (initial) | 4.5 N/cm |
| Adhesion to PP (after 14 days) | 2.5 N/cm |
| Adhesion to PP (covered side, after 14 days) | 5 N/cm |
| Adhesion to PP (covered side, initial) | 6.5 N/cm |
| Adhesion to steel | 5.5 N/cm |
| Adhesion to Steel (initial) | 5 N/cm |
| Adhesion to Steel (after 14 days) | 5.5 N/cm |
| Adhesion to Steel (covered side, initial) | 7.5 N/cm |
| Adhesion to Steel (covered side, after 14 days) | 8 N/cm |
Adhesion to Values
| Adhesion to PE (initial) | 2.5 N/cm |
|---|---|
| Adhesion to PE (after 14 days) | 2 N/cm |
| Adhesion to PE (covered side, after 14 days) | 5 N/cm |
| Adhesion to PE (covered side, initial) | 4.5 N/cm |
| Adhesion to PP (initial) | 4.5 N/cm |
| Adhesion to PP (after 14 days) | 2.5 N/cm |
| Adhesion to PP (covered side, after 14 days) | 5 N/cm |
| Adhesion to PP (covered side, initial) | 6.5 N/cm |
| Adhesion to steel | 5.5 N/cm |
| Adhesion to Steel (initial) | 5 N/cm |
| Adhesion to Steel (after 14 days) | 5.5 N/cm |
| Adhesion to Steel (covered side, initial) | 7.5 N/cm |
| Adhesion to Steel (covered side, after 14 days) | 8 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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