tesa® 4818
Heat Seal Release Tape
Product Features- 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.
Product Features
- low friction
- anti-stick properties on its surface
- It is is chemically, mechanically, and thermally resistant.
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
| Backing material | PTFE coated glass cloth |
| Thickness of tape | |
| Total thickness | 180 µm |
| Type of adhesive | silicone |
| Type of liner | none |
Properties / Performance Values
| Suitable for die cutting | Yes |
| Abrasion resistance | very good |
| Elongation at break | 5 % |
| Tensile strength | 310 N/cm |
| Available as Spools | No |
| Dielectric breakdown voltage | 4900 V |
| Easy to write on | No |
| Hand tearability | low |
| Mesh | 108 threads/inch² |
| Operation temperature up to | 260 °C |
| Tensile strength (crosswise) | 490 N/cm |
| Unwind force n/cm | 4.5 N/cm |
| Easy to remove | Yes |
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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