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tesa® 66505

50µm d/s transparent ultra-removable filmic tape

Product description

tesa® 66505 is a transparent, double-sided self-adhesive tape consisting of a PET backing with a special ultra-removable adhesive on one side and a tackified acrylic adhesive on the other side.

tesa® 66505 features esp.
  • Excellent removability on various substrates
  • High bonding strength of the tackified adhesive
  • Excellent resistance to demanding environmental conditions
  • Excellent handling performance in converting processes
  • Double-sided different color PET liner version PV55 available (transparent on low adhesion side / blue on high adhesion side)

Main applications

  • Removable mounting
  • Temporary fixation
  • Sealing support of foam gaskets

Technical properties

Type of adhesive

tackified acrylic

Type of liner


Total thickness

50 µm

Backing material

PET film



Adhesion properties

Adhesion to PC (covered side, initial)

9.5 N/cm

Adhesion to Steel (initial)

0.1 N/cm

Adhesion to PC (after 14 days)

0.2 N/cm

Adhesion to Glass (covered side, initial)

9.1 N/cm

Adhesion to ABS (initial)

0.2 N/cm

Adhesion to ABS (after 14 days)

0.2 N/cm

Adhesion to ABS (covered side, after 14 days)

9.5 N/cm

Adhesion to PC (initial)

0.2 N/cm

Adhesion to Glass (after 14 days)

0.1 N/cm

Adhesion to Steel (covered side, after 14 days)

10 N/cm

Adhesion to ABS (covered side, initial)

7.2 N/cm

Adhesion to Glass (covered side, after 14 days)

9.4 N/cm

Adhesion to Glass (initial)

0.1 N/cm

Adhesion to PC (covered side, after 14 days)

11.2 N/cm

Adhesion to Steel (after 14 days)

0.1 N/cm

Adhesion to Steel (covered side, initial)

8.4 N/cm

Rating properties

Removability after 14 days (23°C)


Static shear resistance at 23°C


Humidity resistance


Ageing resistance (UV)


Removability after 14 days (85°C, 95% r.h.)


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.