Description
Accelerated assembly and glazing adhesive and sealant for rail applications Sikaflex® 268 PowerCure
Sikaflex®-268 PowerCure is an accelerated adhesive system specifically designed for the rail industry. Curing of Sikaflex®-268 PowerCure is accelerated by Sika’s PowerCure technology which makes it largely independent of atmospheric conditions. It is suitable for assembly bonding and glazing applications; its outstanding weathering resistivity and unique resistance to a wide variety of cleaning agents make it an ideal solution for use in exterior joints in the rail industry. Sikaflex®-268 PowerCure is compatible with Sika’s black-primerless bonding process.
- Resistant to a wide variety of cleaning agents
- Passes EN45545-2 R1/R7 HL3
- Fast-curing by PowerCure Technology
- Volume: 600ml
- Color: black
Product Benefits
- Resistant to a wide variety of cleaning agents
- Passes EN45545-2 R1/R7 HL3
- Fast-curing by PowerCure Technology
- Very good weathering stability
- Very good processing and tooling characteristics
- Solvent-free
Areas of Application
Sikaflex®-268 PowerCure is designed for assembly and direct-glazing applications in rail, the commercial vehicle industry and for the repair market. It exhibits excellent tooling and application properties. With its superior resistance to a wide range of cleaning agents combined with outstanding weathering resistance, it can be used for exterior joints. Curing of Sikaflex®-268 PowerCure is accelerated by Sika’s PowerCure technology which makes it largely independent of atmospheric conditions. Seek manufacturer’s advice and perform tests on original substrates before using Sikaflex®-268 PowerCure on materials prone to stress cracking. This product is suitable for professional experienced users only. Tests with actual substrates and conditions have to be performed ensuring adhesion and material compatibility.
Technical specifications
| Chemical base | Polyurethane |
| Colour (CQP001-1) | Black |
| Cure mechanism | Moisture-curing A |
| Density (uncured) | 1.3 kg/l |
| Non-sag properties (CQP061-1) | Very good |
| Application temperature | 10 ─ 35 °C |
| Open time (CQP526-1) | 30 minutes B |
| Early tensile lap-shear strength (CQP046-1 / ISO 4587) | (see table 1) |
| Shrinkage (CQP014-1) | 1 % |
| Shore A hardness (CQP023-1 / ISO 48-4) | 55 |
| Tensile strength (CQP036-1 / ISO 527) | 6 MPa |
| Elongation at break (CQP036-1 / ISO 527) | 500 % |
| Tear propagation resistance (CQP045-1 / ISO 34) | 13 N/mm |
| Tensile lap-shear strength (CQP046-1 / ISO 4587) | 4.5 MPa |
| Service temperature (CQP509-1 / CQP513-1) | -50 ─ 90 °C |
| Shelf life (CQP016-1) | 9 months C |
Hazard Statements (CLP)
Signal word: Danger.
Hazard Statements (H-Sentences)
- H317: May cause an allergic skin reaction.
- H334: May cause allergy, asthma-like symptoms or breathing difficulties if inhaled.
- H412: Harmful to aquatic life with long-lasting effects.
Precautionary Statements (P-Sentences)
Prevention:
- P261: Avoid breathing mist or vapour.
- P273: Avoid release to the environment.
- P280: Wear protective gloves.
- P284: Wear respiratory protection if ventilation is insufficient.
Response:
- P304 + P340: IF INHALED: Move person to fresh air and keep comfortable for breathing.
- P342 + P311: If experiencing respiratory symptoms: Call a POISON CENTER/doctor.
Sika Deutschland GmbH, Kornwestheimer Str. 103-107, 70439 Stuttgart, GERMANY, +49 711 8009-0, [email protected], www.sika.com
Maxime P. –
Excellent product. Fast and secure delivery. Very easy to set up. Better than I thought; I’m satisfied.
Quentin D. –
No issues at all so far.
carter88 –
Well packaged and delivered quickly.
giorgia_bella –
I was skeptical, but now I’ll order regularly. A friend recommended it; I’m very happy with the purchase.
philipp88 –
Super practical. Perfect match with the description. Feels sturdy. Great service and product.
josephine89 –
Very satisfied, better than expected.
isabella_it –
Been using it for 2 weeks and already see results!
antonia88 –
No unpleasant smell, which I really appreciate.
logan23 –
Everything perfect, would buy again. Arrived without any defect. Durable product. Very good experience.
Aurora G. –
This solved my problem completely!
anna.star –
A friend recommended it to me and I’m thrilled with the purchase. A friend recommended it and I’m so glad I ordered. The quality surprised me in a good way.
isabell23 –
I’ve been using it for 2 weeks and already see results! It completely solved my problem! Better than anything else I’ve tried before.
Eva C. –
This solved my problem completely! Looks even nicer in real life.
helene_s –
Packaging was slightly damaged, but product is excellent. Feels nice to use at home. Better than anything else I’ve tried before. Really noticed a difference after using it!
sophia.de –
Easy to use, without making a mess. I noticed the difference right away! Not too big, not too small, perfect.