tesa® 4961

Double-sided tape with paper backing

Product description

tesa® 4961 consists of a natural rubber adhesive and special paper backing. The ”hard” adhesive system provides good shear resistance and can also be removed without leaving adhesive residues.

Application Fields

  • Splicing of paper and film
  • Self-adhesive mounting of sanding discs
  • General mounting on smooth surfaces

Product Construction

Type of adhesive natural rubber
Type of liner glassine
Colour of liner brown
Total thickness 205 µm
Backing material flat paper
Colour white

Properties / Performance Values

Elongation at break 3 %
Chemical resistance medium
Humidity resistance medium
Tack good
Tensile strength 90 N/cm
Ageing resistance (UV) medium
Static shear resistance at 40°C very good
Temperature resistance long term duration 40 °C
Softener resistance medium
Temperature resistance short term duration 110 °C

Adhesion to Values

Adhesion to Steel (initial) 7.8 N/cm
Adhesion to PE (initial) 3.9 N/cm
Adhesion to PC (after 14 days) 7.5 N/cm
Adhesion to PS (after 14 days) 7.7 N/cm
Adhesion to ABS (initial) 6 N/cm
Adhesion to ABS (after 14 days) 6.6 N/cm
Adhesion to PP (after 14 days) 6.7 N/cm
Adhesion to PET (after 14 days) 5.8 N/cm
Adhesion to Aluminium (after 14 days) 6.6 N/cm
Adhesion to PC (initial) 7.3 N/cm
Adhesion to PVC (initial) 6.2 N/cm
Adhesion to PE (after 14 days) 4.1 N/cm
Adhesion to PS (initial) 7 N/cm
Adhesion to PET (initial) 5.7 N/cm
Adhesion to Aluminium (initial) 6.1 N/cm
Adhesion to PP (initial) 5.4 N/cm
Adhesion to Steel (after 14 days) 8 N/cm
Adhesion to PVC (after 14 days) 6.3 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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