Description
LOCTITE® 431 is a transparent, colourless, medium viscosity, general purpose, ethyl-based instant adhesive. Suitable for metals, rubbers, plastic and also suitable for polyolefins in combination with Primer LOCTITE® SF 770 or LOCTITE® SF 7239. It has a fixture time of 5 – 10 secs and is well suited to porous and/or acidic surfaces.
- Pack size: 20 g bottle (Loctite no. 1920913)
- Also available in: 500 g bottle
Applications
- Suitable for metals, rubbers, plastics and suited to polyolefins in combination with Primer LOCTITE® SF 770 or LOCTITE® SF 7239
-
Excellent adhesion to most substrates
- Ideal for bonding small to medium-size parts
- Well suited to porous and/or acidic surfaces
Characteristics
- Cures very quickly when confined between two surfaces
- Fixture time of 5 – 10 secs.
- Medium viscosity
- Solvent-free
Technical specifications
| Technology | Cyanoacrylate |
| Appearance (uncured) | Transparent, colorless to straw colored liquid |
| Chemical Type | Ethyl cyanoacrylate |
| Components | One part – requires no mixing |
| Viscosity | Medium |
| Key Substrates | Metals , Plastics and Elastomers |
Hazard Information (CLP)

Signal Word: Warning
Hazard Statements (H-Statements)
- H319: Causes serious eye irritation.
- H335: May cause respiratory irritation.
- H315: Causes skin irritation.
Supplemental Information
- Cyanoacrylate. Danger. Bonds skin and eyes in seconds. Keep out of the reach of children.
Precautionary Statements (P-Statements)
Prevention:
- P261: Avoid breathing dust/fume/gas/mist/vapours/spray.
- P280: Wear protective gloves and eye protection.
Response:
- P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P337+P313: If eye irritation persists: Get medical advice/attention.
Disposal:
- P501: Dispose of contents/container in accordance with national regulations.
Henkel AG & Co. KGaA, Henkelstr. 67, 40589 Düsseldorf, GERMANY, +49 211 7970, [email protected], www.henkel.com






David X. –
Good quality at a fair price. Clear recommendation. Arrived on time and in excellent condition.
clement88 –
Practical and useful. Excellent material. Exactly what I was looking for.
michael_x –
Great purchase.
madison88 –
Pleasant to use at home.
Zoe R. –
I’ve been using it for 2 weeks and I already see results! Very effective; I noticed a change in just one week. Perfect for my needs, couldn’t be happier. Easy to use, without making a mess.