Sikaflex 252 300ml white one-component polyurethane adhesive for metal, GRP laminates, plastics, ceramic materials, flexible
Product code: 1375
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Product description
Discounted product – Expiry date: 01/07/2025
Sikaflex-252 white 300 ml is a one-component, elastic polyurethane adhesive and sealant with non-sag consistency, curing by ambient moisture. Engineered for bonding and sealing vehicle bodies, bus and camper panels, it offers superior vibration damping and UV resistance.
Benefits and Unique Features
- One-component – no mixing required
- Non-sag formulation – stays in place on vertical surfaces
- High elasticity and vibration damping
- Paintable after cure
- UV and weather resistant
- Open time approx. 35 min; skin-over time approx. 40 min
Properties and Applications
- Chemical base: one-component polyurethane
- Color: white
- Density (uncured): 1.2 kg/l
- Skin-over time: 40 min at 23 °C/50 % RH
- Open time: 35 min at 23 °C/50 % RH
- Tensile strength: 3 MPa
- Elongation at break: 400 %
- Service temperature: –40 °C to +90 °C (briefly +130 °C)
- Applications: vehicle body bonding, bus and camper panels, GRP laminates, coated metals and plastics
Technical Specifications
| Parameter | Value |
|---|---|
| Cartridge volume | 300 ml |
| Density | 1.2 kg/l |
| Open time | 35 min (23 °C/50 % RH) |
| Skin-over time | 40 min (23 °C/50 % RH) |
| Shore A hardness | 50 |
| Tensile strength | 3 MPa |
| Elongation at break | 400 % |
| Temperature range | –40 °C to +90 °C (briefly +130 °C) |
| Shelf life | 12 months (stored < 25 °C) |
Storage Recommendations
Store in a cool (5–25 °C), dry place, protected from UV and frost. Keep in original, closed packaging.
Instructions for Use
- Clean, degrease and dry all surfaces.
- Shake cartridge and load into a suitable caulking gun.
- Apply between 10–35 °C in a triangular bead.
- Assemble parts within 35 min and allow to cure.
- Smooth joint with Sika Tooling Agent N or soapy water before 40 min.
- Remove uncured material with Sika Remover-208; cured material mechanically.
- Clean tools and skin with Sika Cleaner-350H and water.
Product safety
Responsible person in the EU
Sika Poland Sp. z o.o.
Karczunkowska 89
02-871 Warszawa, Poland
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