Additional Info
The values in this section should be considered representative or typical only and should not be used for specification purposes.
tesa® 58399
tesa® 58399 800 µm/31.5 mils thermal conductive tape
Product Features
- This product is equipped with special acrylic 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® 58399 800 µm/31.5 mils thermal conductive tape
Product details and specifications
Product Features
- This product is equipped with special acrylic 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
| Adhesive Type | acrylic |
|---|---|
| Backing material | none |
| Color | white |
| Color of liner | white |
| Liner Type | PE-coated paper |
| Thickness of liner |
5 mils
127 µm |
| Total thickness | 800 µm |
| Release of liner | easy |
|---|---|
| Hardness - Shore 00 | 75 STK |
| Flame retardancy | V2 |
| Temperature resistance (-40°C) | very good |
| Density | 1.5 g/cm³ |
| Breakdown voltage | 11 KV |
| Temperature resistance short term |
302 °F
150 °C |
| Thermal conductivity z-direction | 1.3 W/mK |
| Temperature resistance (125°C) | very good |
| Adhesion to Steel (initial) |
2.57 lbs/in
4.5 N/cm |
|---|---|
| Adhesion to Steel (20min @ RT, 90°) |
2.57 lbs/in
4.5 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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Last updated on Nov 25, 2025