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Henkel Adhesive Technologies

Henkel Adhesive Technologies

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Instant adhesives


Instant component bonding - low viscosity, flexible adhesive for medical devices

This flexible cyanoacrylate adhesive offers near instant bonding while retaining flexibility once cured and fixed. It is ideal for flexing-and-bending applications in disposable medical device assembly.

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® 4851, 20 g Bottle



LOCTITE® 4851 is a flexible, low-viscosity instant adhesive specifically formulated to provide flexible bondlines. It develops fixture strength in approximately 10 seconds and is suited for bonding metals, elastomers and plastics, including difficult-to-bond plastics (PP, PE, PTFE) when used with a primer such as LOCTITE® SF 7701. LOCTITE 4851 is tested to Henkel's ISO 10993 protocols for use in disposable medical devices.

Product category:

Instant adhesives


Agency approvals / certificates / specifications:

ISO 10993

Cure type:

Moisture cure

Key characteristics:

Viscosity: medium viscosity

Number of components:

1 part

Physical form:


Recommended for use with:

Acrylonitrile butadiene styrene (ABS),Metal: steel,Polycarbonate

Specific gravity, @ 25.0 °C:


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