tesa® 51965

Black double-sided high temperature shear resistant filmic tape

Product description

tesa® 51965 is a double-sided self-adhesive tape consisting of a black PET backing and a modified acrylic adhesive .

tesa® 51965 features:
  • An excellent balance of high shear resistance, adhesion performance and initial tack
  • Secure bond even to critical surfaces such as low surface energy materials (e.g. PP and PE) and powder painted substrates
  • Outstanding holding power
  • Black colour to optimise automatic pick and place processes

Application Fields

  • Mounting of lenses and cushioning foams in mobile phones
  • Mounting of exterior car mirrors in the automotive industry

Product Construction

Type of adhesive tackified acrylic
Total thickness 205 µm
Backing material PET film
Colour black

Properties / Performance Values

Elongation at break 50 %
Static shear resistance at 23°C good
Chemical resistance good
Humidity resistance very good
Tack good
Tensile strength 20 N/cm
Ageing resistance (UV) very good
Static shear resistance at 40°C good
Temperature resistance long term duration 100 °C
Softener resistance good
Temperature resistance short term duration 200 °C

Adhesion to Values

Adhesion to Steel (initial) 12.3 N/cm
Adhesion to PE (initial) 5.6 N/cm
Adhesion to PC (after 14 days) 13.4 N/cm
Adhesion to PS (after 14 days) 12.1 N/cm
Adhesion to ABS (initial) 10.8 N/cm
Adhesion to ABS (after 14 days) 11.9 N/cm
Adhesion to PP (after 14 days) 8.8 N/cm
Adhesion to PET (after 14 days) 11.9 N/cm
Adhesion to Aluminium (after 14 days) 12.6 N/cm
Adhesion to PC (initial) 12.2 N/cm
Adhesion to PVC (initial) 9.6 N/cm
Adhesion to PE (after 14 days) 6.6 N/cm
Adhesion to PS (initial) 10.4 N/cm
Adhesion to PET (initial) 9.8 N/cm
Adhesion to Aluminium (initial) 10.2 N/cm
Adhesion to PP (initial) 6 N/cm
Adhesion to Steel (after 14 days) 14.2 N/cm
Adhesion to PVC (after 14 days) 12.8 N/cm

Additional Info

Liner variants:
PV0 brown glassine paper (71µm; 82g/m²)
PV4 white with blue tesa® logo PE-coated paper (122µm; 120g/m²)
PV6 red MOPP-film (80µm; 72g/m²)
PV7 transparent PET-film (50µm; 72g/m²)
PV11 white PET-film (50µm; 72g/m²)
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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