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tesa® 66320

20µm single-sided amber polyimide tape

  • Thickness: 20µm
  • Excellent anti-repulsion properties
  • Very good chemical and temperature stability
  • Very good insulation resistance properties
  • Flame retardant property

Product description

tesa® 66320 is an ultra-thin single sided tape, consisting of a polyimide film backing and special anti-repulsion acrylic adhesive
Color: Amber

Application Fields


  • Li-battery edge wrapping

  • Fixing or wrapping applications where insulation resistance, flame retardant or high temperature is required

Product Construction

Elongation at break 30 %
Type of adhesive acrylic
Type of liner PET
Color of liner transparent
Tensile strength 20 N/cm
Total thickness 20 µm
Thickness of liner 50 µm
Backing material Polyimide

Properties / Performance Values

Temperature resistance long term 85 °C
Temperature resistance short term 140 °C
Dielectric breakdown voltage 3600 V

Adhesion to Values

Adhesion to steel 2 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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