Description
3M™ Scotch-Weld™ Structural Epoxy Adhesive EC-9323 B/A is a two component epoxy paste adhesive which cures at room temperature or with mild heat to form a tough, impact resistant structural bond. It has an excellent adhesion to a wide variety of substrates such as metals, glass, ceramics and plastics, incl. GFRP and CFRP. Once cured it provides extremely high shear and peel strength over a wide temperature range, with outstanding resistance to harsh environments and chemicals commonly encountered in aerospace applications.
- Toughened system providing extremely high shear and peel strength
- Wide service temperature range
- Outstanding environmental resistance
- Full room temperature processing
- Volume: 20 L
Technical Specifications
| General properties | Basis | Hardener |
| Color | white | red orange – purple |
| Base | modified epoxy | modified amine |
| Consistency | thixotropic paste | slight gel |
| Viscosity 26°C | 700 Pas | 18 Pas |
| Density | 1,18 g/cm3 | 1, 06 g/cm3 |
| Solids | 100 % | 100 % |
| Mix ratio by volume | 100:30 | 100:30 |
| Mix ratio by weight | 100:27 | 100:27 |
| Work life / Open Time at 23 ± 2 °C | 150 minutes / 20 minutes | 150 minutes / 20 minutes |
| Handling strength | 4-5 hours | 4-5 hours |
| Full cure cycle | 14 days at room temperature | 14 days at room temperature |
| Packaging | Cans and pails | Cans and pails |
Hazards Identification (CLP)

Signal word: Danger.
Hazard Statements (H-statements)
- Part A: H314 Causes severe skin burns and eye damage.
- Part A: H317 May cause an allergic skin reaction.
- Part B: H315 Causes skin irritation.
- Part B: H319 Causes serious eye irritation.
- Part B: H317 May cause an allergic skin reaction.
- Part B: H411 Toxic to aquatic life with long-lasting effects.
Precautionary Statements (P-statements)
Prevention:
- Part A: P260B Do not breathe dust.
- Part A: P280D Wear protective gloves/protective clothing/eye protection/face protection.
- Part B: P273 Avoid release to the environment.
- Part B: P280E Wear protective gloves.
Response:
- Part A: P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
- Part A: P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
- Part A: P310 Immediately call a POISON CENTER or doctor/physician.
- Part A: P333 + P313 If skin irritation or rash occurs: Get medical advice/attention.
- Part B: P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
- Part B: P333 + P313 If skin irritation or rash occurs: Get medical advice/attention.
- Part B: P391 Collect spillage.
Additional Labelling (EUH Statements)
None.
Storage and Disposal
- No specific regulations known.
Other Relevant Information
- This material contains no substances identified as PBT or vPvB.
- Part A: Contains 2% components of unknown aquatic toxicity.
- Part B: Contains 18% components of unknown aquatic toxicity.
3M Deutschland GmbH, Carl-Schurz-Straße l, 41453 Neuss, Deutschland, 02131-14-2914 / 0, [email protected], www.3m.com/msds






Elena –
Perfect for my needs; I couldn’t be happier.
julian88 –
Fast and reliable. Robust and well-made. Fits perfectly.
Fiona K. –
The quality pleasantly surprised me. Packaging was slightly damaged, but the product is excellent. Better than anything I’ve tried before. Looks even nicer in real life.
Hazel H. –
I’ve been using it for 2 weeks and already see results! Looks even nicer in person. Great product, worth every cent.
Audrey B. –
Better than anything I’ve tried so far. Solved my problem completely! Very satisfied, better than I expected. I noticed the difference right away!
oceane_fr –
I was skeptical, but now I order regularly.
Owen –
Very easy to set up. Excellent material. Great purchase.
Damien F. –
Solid product, would buy again. Perfect and functional. Easy to assemble.
Ryan –
Fast shipping and good quality. Perfect job, thanks. Fits perfectly. Better quality than I expected.
amelia99 –
Very satisfied, better than I expected. Pleasant to use at home. A friend recommended it and I’m so glad I ordered.
isabella_it –
Easy to use, without making a mess. The quality pleasantly surprised me. Not too big, not too small, just right. Better than anything I’ve tried so far.