Product information

tesa® 4965

Double-sided tape with high shear and temperature resistance

Product description

tesa® 4965 is a flagship product with the tesa portfolio! This product is comprised of a polyester backing coated on both side with a transparent modified acrylic adhesive.

tesa® 4965 features include:

  • Reliable bonding, even to low surface energy substrates
  • Very high bonding strength immediate right after assembly
  • Applicable for most the demanding applications those including heavy stress, high temperatures or critical substrates
  • Suitable for mounting and bonding applications in every industry.

Main applications

  • Mounting ABS plastic parts in the car industry
  • Self-adhesive mounting of rubber/EPDM profiles
  • Mounting decorative profiles and mouldings in the furniture industry
  • Mounting battery packs, lenses and touch-screens in electronic devices
  • Mounting and bonding in the appliance industry.

  • tesa® 4965 is recognized according to UL standard 969. UL file: MH 18055

Technical properties

Backing material

PET film



Total thickness

8.07 mils

Type of adhesive

tackified acrylic

Elongation at break

50 %

Tensile strength

11.42 lbs/in

Adhesion properties

Adhesion to ABS (after 14 days)

109.63 oz/in

Adhesion to ABS (initial)

94.1 oz/in

Adhesion to aluminium (after 14 days)

96.84 oz/in

Adhesion to Aluminium (initial)

84.05 oz/in

Adhesion to PC (after 14 days)

127.9 oz/in

Adhesion to PC (initial)

115.11 oz/in

Adhesion to PE (after 14 days)

63.04 oz/in

Adhesion to PE (initial)

52.99 oz/in

Adhesion to PET (after 14 days)

86.79 oz/in

Adhesion to PET (initial)

84.05 oz/in

Adhesion to PP (after 14 days)

72.17 oz/in

Adhesion to PP (initial)

62.12 oz/in

Adhesion to PS (after 14 days)

109.63 oz/in

Adhesion to PS (initial)

96.84 oz/in

Adhesion to PVC (after 14 days)

118.77 oz/in

Adhesion to PVC (initial)

79.48 oz/in

Adhesion to Steel (after 14 days)

107.8 oz/in

Adhesion to Steel (initial)

105.06 oz/in

Rating properties

Temperature resistance short term

200 °C

Temperature resistance long term

100 °C



Ageing resistance (UV)


Humidity resistance


Resistance to chemicals


Softener resistance


Static shear resistance at 73,4 °F


Static shear resistance at 104 °F


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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