The Tesa HAF 8401 is a reactive heat activated film based on phenolic resin and nitrile rubber. This amber double sided tape has no backing. It is protected by a strong paper liner and can easily be slit and die cut. At room temperature tesa® HAF 8401 is not tacky. It is activated for pre-lamination by heat and starts to become tacky at 90°C. In a second application step heat and pressure is applied over a certain period of time.
High-strength splicing (overlap splice) Structural bonding Magnet bonding in electric motors Friction liners for clutches
