Additional Info
Test method for contact resistance using a 1 kg electrode and a 1 square inch contact surface
tesa® 4386
Aluminum Tape with electrically conductive adhesive
Product Features
- Conductive backing
- Conductive adhesive
Product description
tesa® 4386 is a pressure sensitive adhesive tape based on a 40 micron aluminum foil, an electrically conductive acrylic adhesive and a white siliconized paper liner (65 µm).
Product details and specifications
Product Features
- Conductive backing
- Conductive adhesive
Application Fields
- electrostatic and EMI/RFI shielding
- Cable wrapping
| Backing material | aluminium foil |
|---|---|
| Colour | silver |
| Colour of liner | white |
| Thickness of liner | 65 µm |
| Total thickness | 85 µm |
| Type of adhesive | conductive acrylic |
| Type of liner | paper |
| Elongation at break | 6 % |
|---|---|
| Tensile strength | 30 N/cm |
| Contact resistance z-direction | 5 mOhm |
| Backing appearance (visual) | reflective |
| Temperature resistance short term duration | 150 °C |
| Suitable for die cutting | yes |
| Hand tearability | yes |
| Temperature resistance long term duration | 120 °C |
| Liner release force | 2 N/cm |
| Surface resistance x-y-direction (adhesive) | 0.25 Ohm / square |
| Temperature resistance (30 min) | 0 °C |
| Surface resistance x-y-direction (backing) | 0.2 Ohm / square |
| Operation temperature up to | 180 °C |
| Adhesion to Backing | 3.5 N/cm |
|---|---|
| Adhesion to steel | 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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Last updated on 23 Jun 2026