Description
LOCTITE® 438 is a black, toughened ethyl-based instant adhesive. It has a fixture time of 10 – 20 secs., high impact resistance and is flexible. It is suitable for bonding plastics, rubber, metals, porous and absorbent substrates and acidic surfaces. Good resistance in humid environments.
- Pack size: 20 g bottle (Loctite no. 871819)
- Also available in: 50 g bottle, 500 g bottle
Applications
- Ideal for bonding small to medium-size parts
-
Excellent adhesion to most substrates
- Suitable for rubbers and plastics
- Well suited to metals, porous and/or acidic surfaces
Characteristics
- Cures very quickly when confined between two surfaces
- Fixture time of 10 – 20 secs.
- Solvent-free
- Toughened, black
Technical specifications
| Technology | Cyanoacrylate |
| Chemical Type | Ethyl cyanoacrylate |
| Appearance (uncured) | Black liquid |
| Components | One part – requires no mixing |
| Application | Bonding |
| Key Substrates | Metals , Plastics and Rubbers |
Hazards Identification (CLP)

Signal word: Warning
Hazard Statements (H-Codes)
- H315: Causes skin irritation.
- H319: Causes serious eye irritation.
- H335: May cause respiratory irritation.
Supplemental Information (EUH-Codes)
- EUH202: Cyanoacrylate. Danger. Bonds skin and eyes in seconds. Keep out of the reach of children.
- Contains Phthalic anhydride. May produce an allergic reaction.
Precautionary Statements (P-Codes)
Prevention:
- P261: Avoid breathing vapours.
- P280: Wear protective gloves/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 waste and residues in accordance with local authority requirements.
Henkel AG & Co. KGaA, Henkelstr. 67, 40589 Düsseldorf, GERMANY, +49 211 7970, [email protected], www.henkel.com






simon88 –
Very easy to set up. Received in perfect condition.
maelys88 –
Surprisingly good quality for the price.
Olivia C. –
Packaging was slightly damaged, but the product is excellent.
marco_s –
Great value for money. Fast delivery, good workmanship. Everything works perfectly so far. Better than I thought; I’m satisfied.
ginevra_b –
Looks even nicer in real life. Pleasant to use at home.
aurelie75 –
Perfect for my needs; I couldn’t be happier. The quality pleasantly surprised me. Super fast delivery, thank you.
brooklyn.sky –
I’ve been using it for 2 weeks and I already see results! I was skeptical, but now I order regularly. Very fast delivery, thank you.
Nora G. –
Very effective; noticed a change after just one week. Surprisingly good quality for the price.
riccardo_it –
Exactly what I was looking for. Super practical.
Henry –
Fast and secure delivery. Exactly what I was looking for. Arrived on time and in excellent condition.
Emma –
Not too big, not too small, just right. No unpleasant smell; I really like that. The quality pleasantly surprised me.
elijah_s –
Solid build quality.
Marie E. –
Very effective, I noticed a change in just a week.