Description
Weathering resistant low emission multipurpose STP sealant
Sikaflex®-522 is a low emission 1-component Silane Terminated Polymer (STP) sealant/adhesive. It has a high weathering and mould resistance. Sikaflex®-522 meets highest EHS standards. It bonds well to a wide range of substrates with minimal pre-treatment.
- High ageing and weathering resistant
- High fungicidal resistance
- Very low emission and odour
- Content: 600ml
- Colour: black
- Shelf life: 12 months
Benefits
- High ageing and weathering resistant
- High fungicidal resistance
- Very low emission and odour
- Bonds well to a wide variety of substrates without the need for special pre-treatment
- High colour stability under UV
- Isocyanate, solvent, phthalate free
- Meets hygiene requirements for ventilation and air-conditioning systems and units according VDI 6022 Blatt 1:2011-07
- ISEGA certificate for foodstuff area usage
- EC1+ certificate
Fields of application
- Sikaflex®-522 adheres well to a wide variety of substrates and is suitable for interior and exterior elastic sealing and bonding applications
- It is suitable for applications in areas of air ventilation and incidental food contact. Suitable substrate materials include timber, glass, metals, metal primers and paint coatings (2-part systems), ceramic materials and plastics
Note: Seek manufacturer’s advice and perform tests on original substrates before using Sikaflex®-522 on materials prone to stress cracking. This product is suitable for experienced professional users only. Test with actual substrates and conditions have to be performed to ensure adhesion and material compatibility.
Technical specifications
| Chemical base | Silane Terminated Polymer |
| Colour (CQP001-1) | White |
| Cure mechanism | Moisture-curing |
| Density (uncured) | 1.4 kg/l |
| Non-sag properties | Good |
| Application temperature | 5 ─ 40 °C |
| Skin time (CQP019-1) | 30 minutes A |
| Curing speed (CQP049-1) | (see diagram) |
| Shrinkage (CQP014-1) | 2 % |
| Shore A hardness (CQP023-1 / ISO 48-4) | 40 |
| Tensile strength (CQP036-1 / ISO 527) | 1.8 MPa |
| Elongation at break (CQP036-1 / ISO 527) | 400 % |
| Tear propagation resistance (CQP045-1 / ISO 34) | 7.5 N/mm |
| Service temperature (CQP513-1) | -50 ─ 90 °C 140 °C 150 °C |
| Shelf life (CQP016-1) | 12 months B |
Hazard Statements (CLP)
Signal word: Warning.
Hazard Statements (H-Sentences)
- H317: May cause an allergic skin reaction.
- 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.
Disposal:
- P501: Dispose of contents/container in accordance with local regulations.
Additional Information:
- P101: If medical advice is needed, have product container or label at hand.
- P102: Keep out of reach of children.
Sika Deutschland GmbH, Kornwestheimer Str. 103-107, 70439 Stuttgart, GERMANY, +49 711 8009-0, [email protected], www.sika.com
camilla_s –
Perfect for my needs; I’m very satisfied.
Marvin –
Perfectly as described. 100% recommended.
emily_rose –
Very satisfied, better than I expected. Packaging was slightly damaged, but the product is excellent. Not too big, not too small, perfect.
Andrea –
Product arrived well packaged. Perfectly as described. No complaints so far.
Isabell –
Great product, worth every cent. Very effective, I noticed a change in just a week. The quality pleasantly surprised me.