Electronics, PET, Black, Double-sided
Product information

tesa® 51926

Product description

tesa® 51926 is a black, double-sided self-adhesive tape consisting of a 50µm black PET film backing and a tackified acrylic adhesive.

Special features:
• Thickness: 250µm
• High bonding strength and shear resistance
• Superior handling and processing performance due to very strong PET backing
• Very good dimensional stability
• Excellent resistance to demanding environmental conditions
• Black color for easy detection or decoration purposes

Main applications

• Lens mounting in mobile phones
• Antenna mounting

Technical properties

Backing material

PET film



Total thickness

250 µm

Type of adhesive

tackified acrylic

Elongation at break

60 %

Tensile strength

73 N/cm

Type of liner


Colour of liner


Thickness of liner

71 µm

Weight of liner

82 g/m²

Adhesion properties

Adhesion to ABS (after 14 days)

14.1 N/cm

Adhesion to ABS (initial)

11.8 N/cm

Adhesion to PC (after 14 days)

17 N/cm

Adhesion to PC (initial)

14.6 N/cm

Adhesion to PE (after 14 days)

7.5 N/cm

Adhesion to PE (initial)

5.1 N/cm

Adhesion to Steel (after 14 days)

16.2 N/cm

Adhesion to Steel (initial)

13.8 N/cm

Rating properties

Temperature resistance short term

200 °C

Temperature resistance long term

100 °C



Ageing resistance (UV)


Humidity resistance


Resistance to chemicals


Softener resistance


Static shear resistance at 23°C


Static shear resistance at 40°C


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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