tesa® 4818

Heat Seal Release Tape

  • low friction
  • anti-stick properties on its surface
  • It is is chemically, mechanically, and thermally resistant.

Product description

The pressure-sensitive adhesive tape consist of a PTFE-saturated glass cloth and a silicone adhesive.

Application Fields

  • Providing anti-stick properties to the equipment for heat sealing of films in packaging lines of various industries
  • Masking applications above 200°C
  • Gliding properties for material transportation

Product Construction

Thickness of tape 180 µm
Elongation at break 4 %
Type of adhesive silicone
Tensile strength 320 N/cm
Total thickness 180 µm
Backing material PTFE coated glass cloth

Properties / Performance Values

Available as Spools No
Easy to write on No
Suitable for die cutting Yes
Unwind force n/cm 4.5 N/cm
Easy to remove Yes
Dielectric breakdown voltage 4900 V

Adhesion to Values

Adhesion to steel 4.5 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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