Henkel Adhesive Technologies

Henkel Adhesive Technologies

Film adhesives

LOCTITE® ABLESTIK 561K

Film adhesive for bonding materials with severely mismatched CTE 

This adhesive film is designed for substrate attach and heat sink bonding, and is ideal for bonding materials with severely mismatched coefficients of thermal expansion. 

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Documents

Information

When you’re working with applications where CTE mismatch is an issue, try LOCTITE® ABLESTIK 561K. This film adhesive is electrically insulating, high strength, and specially designed for substrate attach and heat sink bonding – especially when materials are severely mismatched in terms of coefficients of thermal expansion. Please note data and results will vary with different thicknesses. 

Carrier type:

Glass fabric

Cure schedule, @ 150.0 °C:

30.0 min.

Cure type:

Heat Cure

Dielectric constant, @ 1kHz:

5.7

Glass transition temperature (Tg):

55.0 °C

Physical form:

Film

Shear strength, Aluminum:

3300.0 psi

Thermal conductivity:

0.9 W/mK

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