tesa® 58377

50 µm single-sided white flame retardant PET tape


Product Features
  • Very good adhesion strength on polar substrate
  • Flame retardancy (UL94 VTM0 equivalent)
  • Excellent electrical insulation property
All product features
Product description

The 25 µm white FR PET filmic backing offers excellent electrical insulation property. The PET liner ensures it can be easily released without adhesive residue. It is equipped with FR modified acrylic to ensure the tape meet UL 94 VTM-0 FR level.


Product details and specifications

Product Features

  • Very good adhesion strength on polar substrate
  • Flame retardancy (UL94 VTM0 equivalent)
  • Excellent electrical insulation property
  • Friendly to converting process
  • Halogen-free

Application Fields

  • Electrical insulation protection on metal parts with FR performance
  • Encapsulation of fire protection or thermal insulation material
Adhesive Type FR acrylic
Backing material PET
Color of liner transparent
Liner Type PET film
Thickness of liner 25 µm
Total thickness 50 µm
Elongation at break 131.9 %
Tensile strength 32.2 N/cm
Dielectric breakdown voltage 6,000 V
Temperature resistance long term 85 °C
Adhesion to Aluminium (initial) 5.6 N/cm
Adhesion to Aluminium (after 14 days) 6.5 N/cm
Adhesion to ASTM (initial) 6.7 N/cm
Adhesion to ASTM (after 14 days) 7.3 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® 58377 tesa® 58344 tesa® 58357 tesa® 58388 tesa® 58381 tesa® 58342 tesa® 58377 tesa® 58356 tesa® 58351 tesa® 54357 tesa® 58372
Total thickness
50 µm
90 µm
100 µm
55 µm
50 µm
80 µm
50
130
73
255 µm
50 µm
Adhesive Type
FR acrylic
modified acrylic
tackified acrylic
acrylic
FR acrylic
modified acrylic
FR acrylic
tackified acrylic
tackified acrylic
water-based acrylic
tackified acrylic
Backing material
PET
PET
PET
PET film
PET
PET
PET
PET
PET
PET film
Humidity resistance
good
very good
very good
good
Last updated on Sep 4, 2024