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PRODUCT INFORMATION

tesa® 4957

Double-sided general purpose PE-foam tape


  • Product Description
tesa® 4957 is a double-sided tape consisting of a very conformable closed cell PE-foam backing and a shear resistant modified acrylic adhesive. It is suitable for outdoor use and available in both black and white.

tesa® 4957 features:
  • High immediate bond on rough surfaces
  • Very good compensation for design tolerances
  • Leveling out of different thermal expansion of materials
  • Shock absorption and sealing function
  • Main Applications
  • POS displays, exhibition sample displays
  • Shelf edge labels
  • Cable channels, window and kitchen profiles
  • Decorative glass or mirror elements on furniture
  • Signs and Emblems
  • Technical Data
  • Backing material
    PE foam

  • Colour
    black/white

  • Total thickness
    1 100 µm

  • Type of adhesive
    tackified acrylic

  • Elongation at break
    200 %

  • Tensile strength
    6 N/cm

  • Adhesion to
  • Adhesion to Steel (initial)
    4 N/cm

  • Adhesion to ABS (initial)
    4 N/cm

  • Adhesion to Aluminium (initial)
    4 N/cm

  • Adhesion to PC (initial)
    4 N/cm

  • Adhesion to PE (initial)
    1.7 N/cm

  • Adhesion to PET (initial)
    4 N/cm

  • Adhesion to PP (initial)
    1.8 N/cm

  • Adhesion to PS (initial)
    4 N/cm

  • Adhesion to PVC (initial)
    4 N/cm

  • Adhesion to Steel (after 14 days)
    4 N/cm

  • Adhesion to ABS (after 14 days)
    4 N/cm

  • Adhesion to Aluminium (after 14 days)
    4 N/cm

  • Adhesion to PC (after 14 days)
    4 N/cm

  • Adhesion to PE (after 14 days)
    2.2 N/cm

  • Adhesion to PET (after 14 days)
    4 N/cm

  • Adhesion to PP (after 14 days)
    3.3 N/cm

  • Adhesion to PS (after 14 days)
    4 N/cm

  • Adhesion to PVC (after 14 days)
    4 N/cm

  • Properties
  • Static shear resistance at 23°C
    +

  • Static shear resistance at 40°C
    +

  • Tack
    o

  • Resistance to chemicals
    +

  • Ageing resistance (UV)
    +

  • Humidity resistance
    ++

  • Temperature resistance short term
    80 °C

  • Temperature resistance long term
    80 °C

  • Softener resistance
    o


Evaluation across relevant tesa assortment: ++ very good, + good, o medium, - low


tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All information and recommendations are provided to the best of our knowledge on the basis of our practical experience. Nevertheless 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. Therefore, 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 support staff will be glad to advise you.