tesa® 66320

20µm single-sided amber polyimide tape


Product description

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

tesa® 66320 features:

  • Thickness: 20µm


  • Color: Amber


  • Excellent anti-repulsion properties


  • Very good chemical and temperature stability


  • Very good insulation resistance properties


  • Flame retardant property


Product details and specifications

Application Fields


  • Li-battery edge wrapping


  • Fixing or wrapping applications where insulation resistance, flame retardant or high temperature is required
Backing material Polyimide
Colour of liner transparent
Thickness of liner 50 µm
Total thickness 20 µm
Type of adhesive acrylic
Type of liner PET
Elongation at break 30 %
Tensile strength 20 N/cm
Temperature resistance short term 140 °C
Dielectric breakdown voltage 3,600 V
Temperature resistance long term 85 °C
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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Product comparison

Name of product tesa® 66320 tesa® 7920 tesa® 7950 tesa® 58377 tesa® 7930 tesa® 67350 tesa® 7910 tesa® 58346 tesa® 67320 tesa® 58356 tesa® 52050
Total thickness
20 µm
20 µm
50 µm
50
30 µm
50 µm
10 µm
90 µm
20 µm
130
50 µm
Type of adhesive
acrylic
acrylic
acrylic
FR acrylic
acrylic
acrylic
acrylic
tackified acrylic
acrylic
tackified acrylic
acrylic
Backing material
Polyimide
PET film
PET film
PET
PET film
Polyimide
PET film
PET film
Polyimide
PET
PET film
Temperature resistance short term
140 °C
130 °C
130 °C
125 °C
130 °C
140 °C
130 °C
140 °C
140 °C
Temperature resistance long term
85 °C
60 °C
60 °C
70 °C
60 °C
85 °C
60 °C
125 °C
85 °C
125 °C
80 °C
Dielectric breakdown voltage
3,600 V
1,500 V
4,500 V
4,500 V
3,500 V
3,700 V
1,500 V
12,000 V
2,400 V
13,330 V
Tensile strength
20 N/cm
8.7 N/cm
36.7 N/cm
20 N/cm
20 N/cm
8.7 N/cm
13 N/cm
165
22 N/cm
Last updated on 16 Apr 2024