tesa® 4648

Repairing tape for silage cover films

  • Instant bond at temperatures above freezing - ready for use all year round
  • Can be torn by hand for hassle-free sealing
  • Robust product design withstands up to twelve months of outdoor weather conditions
  • Made of PE film to facilitate recycling after end of life
  • The tape is halogen free (according to IEC 61249-2-21)

Product description

The single-sided tape tesa® 4648 is designed with a black, UV-stabilized polyethylene film and coated with a pressure sensitive adhesive based on natural rubber. The rubber adhesive ensures a quick bonding to a variety of substrates and also the tape itself.
It is UV and water resistant for up to twelve months and can be torn by hand so that no further tools are needed. Our tape is based on halogen-free PE film in order to facilitate the recycling process of silage films after end of life, having been tested successfully in industrial recycling processes. tesa® 4648 is an ideal solution to repair damaged silage films.

Application Fields

  • Repairing and sealing of damaged silage cover films

Product Construction

Type of adhesive natural rubber
Total thickness 120 µm
Backing material PE film

Properties / Performance Values

Elongation at break 400 %
Humidity resistance yes
Tack good
UV resistance 52 weeks
Lowest application temperature 0 °C
Tensile strength 20 N/cm
Ageing resistance (UV) good
Operation temperature up to 60 °C
Hand tearability yes
Water resistance yes

Adhesion to Values

Adhesion to PE (initial) 1.5 N/cm
Adhesion to Backing 1.5 N/cm
Adhesion to Steel 2.2 N/cm
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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