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Henkel Adhesive Technologies

Henkel Adhesive Technologies

Loctite Technology Cluster Brand for Product Detail Pages

Structural adhesives


High-performance bonder for electrical components

A dual-cure, epoxy adhesive specifically designed for use in the assembly of electrical components.

All marks used are trademarks and/or registered trademarks of Henkel and its affiliates in the US, Germany, and elsewhere.

Part no. (SKU/IDH)

LOCTITE® HHD 4042, 3 ml Syringe



When assembling electronic devices, precision is key. LOCTITE® HHD 4042 is a dual-cure, epoxy-acrylate adhesive purposely designed for work with small, electrical components. It is cured in two stages. First using ultraviolet (UV) light, then a secondary thermal cure is needed to achieve maximum results.

Product category:

Structural adhesives



Structural bonding


Light yellow

Cure type:

Heat + UV cure

Glass transition temperature (Tg):

145.0 °C

Number of components:

1 part

Storage temperature:

-40.0 °C

Viscosity, Brookfield - RVT, @ 25.0 °C:

125000.0 mPa·s (cP)

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