tesa® 58398

tesa® 58398 400 µm thermal conductive tape

Product Features
  • It is equipped with special acyrlic adhesive that provide certain thermal conductivity when it applies between heat source and heat sink.
  • It has good performance on polar substrates.

Product description

tesa® 58398 is a 400um thermally conductive tape.

Product Features

  • It is equipped with special acyrlic adhesive that provide certain thermal conductivity when it applies between heat source and heat sink.
  • It has good performance on polar substrates.

Application Fields

Applied between heat source and heat sink to transfer the heat. • Battery module cooling plate mounting • Power electronics unit • FPC and PCB

Product Construction

Backing material none
Color white
Color of liner white
Thickness of liner 127 µm
Total thickness 400 µm
Type of adhesive acrylic
Type of liner PE-coated paper

Properties / Performance Values

Breakdown voltage 9.8 KV
Density 1.65 g/cm³
Flame retardancy V2
Hardness - Shore 00 74 STK
Release of liner easy
Surface resistance 10^12 Ohm.cm
Temperature resistance (125°C) very good
Temperature resistance (-40°C) very good
Temperature resistance short term 200 °C
Thermal conductivity z-direction 0.8 W/mK
Volume resistance 10^12 Ohm.cm

Adhesion to Values

Adhesion to Aluminium (20 min. @ RT, 90°) 2.8 N/cm
Adhesion to Aluminium (after 3 days) 6.7 N/cm

Additional Info

The values in this section should be considered representative or typical only and should not be used for specification purposes.
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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