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PRODUCT INFORMATION

tesa® 4970

Double-sided filmic tape with high adhesion


  • Product Description
tesa® 4970 is a thick white double-sided self-adhesive tape consisting of a PVC-film backing and a tackified acrylic adhesive.

tesa® 4970 features:
  • Excellent combination of high tack and immediate adhesion
  • High coating weight for good bonding performance on rough or dusty surfaces
  • Suitable for long term applications
  • Main Applications
  • Mounting of plastic and wooden trims
  • Mounting of decorative POS materials and displays
  • Mounting of signs and scales
  • Technical Data
  • Backing material
    PVC film

  • Colour
    white

  • Total thickness
    240 µm

  • Type of adhesive
    tackified acrylic

  • Elongation at break
    37.5 %

  • Tensile strength
    38.3 N/cm

  • Type of liner
    glassine

  • Colour of liner
    brown

  • Thickness of liner
    71 µm

  • Weight of liner
    83 g/m²

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

  • Adhesion to ABS (initial)
    10.9 N/cm

  • Adhesion to Aluminium (initial)
    9.4 N/cm

  • Adhesion to PC (initial)
    13.5 N/cm

  • Adhesion to PE (initial)
    5.5 N/cm

  • Adhesion to PET (initial)
    9.4 N/cm

  • Adhesion to PP (initial)
    6.9 N/cm

  • Adhesion to PS (initial)
    10.5 N/cm

  • Adhesion to PVC (initial)
    9.3 N/cm

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

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

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

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

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

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

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

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

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

  • Properties
  • Static shear resistance at 23°C
    +

  • Static shear resistance at 40°C
    o

  • Tack
    +

  • Resistance to chemicals
    +

  • Ageing resistance (UV)
    ++

  • Humidity resistance
    ++

  • Temperature resistance short term
    70 °C

  • Temperature resistance long term
    60 °C

  • Softener resistance
    +


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.