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Product information

tesa® 4818

Heat Seal Release Tape



Product description

The pressure-sensitive adhesive tape consist of a PTFE-saturated glass cloth and a silicone adhesive.
tesa® 4818 features low friction and anti-stick properties on its surface and is chemically, mechanically, and thermally resistant.

Main applications

  • 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
tesa 4818 heat seal masking tape video
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tesa 4818 heat seal masking tape video

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Technical properties

Thickness of tape

180 µm

Elongation at break

4 %

Type of adhesive

silicone

Total thickness

180 µm

Backing material

PTFE coated glass cloth

Adhesion to steel

4.5 N/cm

Unwind force n/cm

4.5 N/cm

Temperature resistance max.

260 °C

Tensile strength

320 N/cm

Dielectric breakdown voltage

4900 volt

Rating properties

Easy to write on

No

Suitable for die cutting

Yes

Available as Spools

No

Abrasion resistance

++

Hand tearability

-

Easy to remove

Yes

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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