tesa HAF 8400 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 8400 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.
After curing tesa HAF® 8400 reaches:
It is suitable for bonding of all thermal resistant materials such as metal, glass, plastic, wood and textiles.
Click for detail Technical Properties of tesa HAF 8400.