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 Features

  • Conductive backing
  • Conductive adhesive

Application Fields

  • electrostatic and EMI/RFI shielding
  • Cable wrapping

Product Construction

Type of liner paper
Backing material aluminium foil
Type of adhesive conductive acrylic
Total thickness 85 µm
Color silver
Color of liner white
Thickness of liner 65 µm
Thickness of tape

Properties / Performance Values

Suitable for die cutting yes
Elongation at break 6 %
Tensile strength 30 N/cm
Backing appearance (visual) reflective
Contact resistance z-direction 5 mOhm
Contact resistance z-direction (initial)
Hand tearability yes
Liner release force 2 N/cm
Operation temperature up to 180 °C
Surface resistance x-y-direction (adhesive) 0.25 Ohm / square
Surface resistance x-y-direction (backing) 0.2 Ohm / square
Temperature resistance long term 120 °C
Temperature resistance short term 150 °C

Adhesion to Values

Adhesion to Backing 3.5 N/cm
Adhesion to Steel 3 N/cm

Additional Info

Test method for contact resistance using a 1 kg electrode and a 1 square inch contact surface
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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