tesa® 4129

Single-Sided Tape


Product description

tesa® 4129 is a transparent tape with a PET backing. Its acrylic adhesive system combines good initial tack with high shear strength. The product is resistant to humidity and most chemicals.

Colour: Transparent


Product details and specifications

Application Fields

tesa® 4129 is particularly suitable for
  • Splicing of filmic materials
  • Edge protection and reinforcement
  • Splicing of photographic negatives
  • Litho mounting
Backing material PET film
Color transparent
Total thickness 50 µm
Type of adhesive acrylic
Elongation at break 140 %
Adhesion to steel 2.3 N/cm
  • Temperature resistance (short term): 200°C
  • Dielectric Strength: 90,4 kV/mm
  • Surface resistivity 4,45E+14 Ω
  • Volume resistivity 7,36E+15 Ωcm

  • Dielectric strength according to DIN EN 60243-1
  • Surface / Volume resistivity according to DIN IEC 60093
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® 4129 tesa® 61127 tesa® 4414 tesa® 4302 tesa® 4317 tesa® 4308 tesa® 4338 tesa® 4378 Easy Cover® Auto
Total thickness
50 µm
65 µm
150 µm
170 µm
140 µm
150 µm
145 µm
170 µm
Type of adhesive
acrylic
silicone
water-based acrylic
natural rubber
natural rubber
natural rubber
natural rubber
natural rubber
Backing material
PET film
PET film
PE film
slightly-creped paper
slightly-creped paper
slightly-creped paper
slightly-creped paper
slightly-creped paper
Last updated on 18 Aug 2026