Sikaflex-552 AT
At a glance
- Elastic STP adhesive
- 1-component adhesive
- For bonding large sections
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Product description
Sikaflex-552 AT is a one-component, elastic assembly adhesive based on Sika’s silane-terminated polymer (STP) technology. It is specifically designed for bonding large components in vehicle assembly. The product is suitable for bonding coated metals, GRP, ceramic materials and plastics. It provides excellent adhesion to a wide range of substrates with minimal pre-treatment Sikaflex-552 AT is produced in accordance with the ISO 9001 and ISO 14001 management systems and within the framework of the Responsible Care programme.
Benefits of Sikaflex-552 AT
- Excellent resistance to ageing and weathering.
- Excellent adhesion to a wide variety of substrates without the need for a primer.
- Isocyanate- and solvent-free.
- Capable of withstanding high dynamic stresses.
- High elasticity and low VOC content.
- Paintable.
- Silicone- and PVC-free.
Applications
Sikaflex-552 AT is suitable for bonded joints subjected to dynamic stresses. Compatible substrate materials include metals (particularly aluminium), primed metals, paint coatings, sheet steel, ceramic materials and plastics. The adhesive bonds to a wide range of substrates with minimal pre-treatment. Seek advice from the manufacturer and perform tests on actual substrates before using Sikaflex-552 AT on materials prone to stress cracking. This product is intended for professional use only. Tests with actual substrates and conditions have to be performed.
Specifications
Packaging: 300 ml (cartridge)
Colour: white or black
Chemical base: silane terminated polymer (STP)
Curing mechanism: moisture curing
Weathering resistance: very good
Application temperature: 5 to 40 °C
Skin formation time: 30 minutes
Open time: 20 minutes
Hardness (Shore A): 50
Tensile strength: 3 MPa
Elongation at break: 600 %
Tear propagation resistance: 15 N/mm
Service temperature: -50 to 90 °C
Shelf life: 15 months when stored below 25 °C
For full technical data and instructions for use, please refer to the technical documentation for Sikaflex-552 AT.
Product properties
The key technical properties clearly listed in one place.
- Article number
- LIJ001412
- Kleur
- Zwart, Wit
- Open tijd
- 10 tot 30 minuten
- Hecht zeer goed op
- Glas/Epoxy (GRE), Aluminium, Staal, Keramiek
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