tesa® 51970

Transparent double-sided filmic tape


Product description

tesa® 51970 is a transparent double-sided tape consisting of a PP-film backing and a tackified adhesive.

tesa® 51970 features especially:

  • Excellent combination of high tack and adhesion
  • Secure bond even on critical materials such as PP and PE and rough surfaces
  • Good temperature resistance and outdoor suitability


Product details and specifications

Application Fields

  • Mounting of plastic and wooden trims
  • Mounting of decorative materials and displays
  • Mounting of transparent signs and scales
Backing material PP film
Color transparent
Total thickness 220 µm
Type of adhesive tackified acrylic
Elongation at break 150 %
Tensile strength 50 N/cm
Tack very good
Softener resistance good
Static shear resistance at 40°C good
Humidity resistance very good
Chemical resistance good
Temperature resistance long term 80 °C
Ageing resistance (UV) good
Temperature resistance min. -40 °C
Temperature resistance short term 130 °C
Static shear resistance at 23°C good
Adhesion to ABS (initial) 12.5 N/cm
Adhesion to ABS (after 14 days) 14.5 N/cm
Adhesion to Aluminium (initial) 11.5 N/cm
Adhesion to Aluminium (after 14 days) 12.5 N/cm
Adhesion to PC (initial) 15 N/cm
Adhesion to PC (after 14 days) 16.5 N/cm
Adhesion to PE (initial) 7 N/cm
Adhesion to PE (after 14 days) 8 N/cm
Adhesion to PET (initial) 11 N/cm
Adhesion to PET (after 14 days) 11.5 N/cm
Adhesion to PP (initial) 8.5 N/cm
Adhesion to PP (after 14 days) 10 N/cm
Adhesion to PS (initial) 13 N/cm
Adhesion to PS (after 14 days) 14.5 N/cm
Adhesion to PVC (initial) 11.5 N/cm
Adhesion to PVC (after 14 days) 17.5 N/cm
Adhesion to Steel (initial) 13 N/cm
Adhesion to Steel (after 14 days) 13.5 N/cm
Liner variants:
PV0 brown glassine paper (71 µm)
PV2 white embossed PP (85 µm)
PV6 red MOPP-film (80 µm)

A fingerlift version (extended liner), tesa® 61970, is also available.
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® 51970 tesa® 4965 Original Next Gen tesa® 51865 Next Gen - Team 4965 Differential tesa® flameXtinct 45051 tesa® 64620 tesa® 4965 tesa® 64624 tesa® 4963 tesa® 6917 tesa® 4917 tesa® flameXtinct 45020 Differential tesa® 64621 Industry
Total thickness
220 µm
205 µm
165 µm
200 µm
185 µm
100 µm
175 µm
107 µm
90
90 µm
190 µm
90 µm
Type of adhesive
tackified acrylic
biomass-balanced tackified acrylic
tackified acrylic
FR acrylic
synthetic rubber
tackified acrylic
synthetic rubber
natural rubber
tackified acrylic
tackified acrylic
FR acrylic
synthetic rubber
Backing material
PP film
Post consumer recycled PET
PET film
PET
PP film
Post consumer recycled PET
PP film
PVC film
PP film
PP film
PET
PP film
Adhesion to Steel (initial)
13 N/cm
11.5 N/cm
9.6 N/cm
9 N/cm
9.5 N/cm
7 N/cm
12 N/cm
5.9 N/cm
8.2 N/cm
8.2 N/cm
4 N/cm
10 N/cm
Color
transparent
transparent
transparent
transparent
white
transparent
transparent
transparent
transparent
transparent
transparent
transparent
Last updated on 16 Apr 2024