tesa® ACXplus 77405 Base Line

0.5mm black double-side acrylic foam tape


Product Features
  • Viscoelastic acrylic foam core to compensate for different thermal elongation of bonded parts
  • Good dynamic and static shear resistance over a wide temperature range
  • Good gap filling performance
All product features
Product description

tesa® ACXplus 77405 Black Base Line is a deep black double-sided acrylic foam tape designed for automotive attachment parts in automotive. Its viscoelastic acrylic foam core achieves reliable and high bonding performance on a variety of substrates, and it can withstand changing environmental conditions throughout the lifetime of a vehicle.
Also available in 0.8mm thickness.


Product details and specifications

Product Features

  • Viscoelastic acrylic foam core to compensate for different thermal elongation of bonded parts
  • Good dynamic and static shear resistance over a wide temperature range
  • Good gap filling performance
  • Good humidity and UV resistance
  • Good converting properties

Application Fields

tesa® ACXplus 77405 Black Base Line is suitable for a wide range of permanent exterior mounting applications like:
  • Mirror mounting
tesa® ACXplus 77405 Black Base Line is highly recommended on all kinds plastic-to-plastic mounting with surface treatment (such as: primer; plasma...) for decorative parts like:
  • Emblem
  • Door fender
  • All kinds of accessories on bump (such as: Antennas holder, seals)
  • Pillar
Adhesive Type modified acrylic
Backing material foamed acrylic
Color deep black
Liner Type PE
Total thickness 500 µm
T-block good
Ageing resistance (UV) very good
Humidity resistance very good
L-jig good
Cold-shock resistance very good
Adhesion to Steel (initial) 11 N/cm
Adhesion to Steel (after 3 days) 20 N/cm
PV 38 = Translucent blue PE liner

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® ACXplus 77405 Base Line tesa® ACXplus 7805 Black Line tesa® ACXplus 79011 tesa® ACXplus 7811 Black Line tesa® ACXplus 7815 Black Line tesa® ACXplus 7812 Black Line tesa® 77811 Primerless Line tesa® 77216 Base Line tesa® 62856 PV6 tesa® 62904 PV13 tesa® ACXplus 77115 tesa® ACXplus 77805 Primerless Line
Total thickness
500 µm
500 µm
1,100 µm
1,100 µm
1,500 µm
1,200 µm
1,100 µm
1,600
1,200 µm
400 µm
1,500 µm
500 µm
Adhesive Type
modified acrylic
modified acrylic
LSE
modified acrylic
modified acrylic
modified acrylic
LSE
none
pure acrylic
acrylic
tackified acrylic
LSE
Backing material
foamed acrylic
foamed acrylic
Acrylic foam
foamed acrylic
foamed acrylic
foamed acrylic
Acrylic foam
foamed acrylic
PE foam
PE foam
foamed acrylic
foamed acrylic
Color
deep black
deep black
gray
deep black
deep black
deep black
gray
gray
black
black
black
gray
Last updated on Sep 28, 2025