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Sikaflex 252 300ml white one-component polyurethane adhesive for metal, GRP laminates, plastics, ceramic materials, flexible

Availability: Available 11-20 pcs
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Price: €15.43 15.43
Net price: €12.55
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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

ParameterValue
Cartridge volume300 ml
Density1.2 kg/l
Open time35 min (23 °C/50 % RH)
Skin-over time40 min (23 °C/50 % RH)
Shore A hardness50
Tensile strength3 MPa
Elongation at break400 %
Temperature range–40 °C to +90 °C (briefly +130 °C)
Shelf life12 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

  1. Clean, degrease and dry all surfaces.
  2. Shake cartridge and load into a suitable caulking gun.
  3. Apply between 10–35 °C in a triangular bead.
  4. Assemble parts within 35 min and allow to cure.
  5. Smooth joint with Sika Tooling Agent N or soapy water before 40 min.
  6. Remove uncured material with Sika Remover-208; cured material mechanically.
  7. Clean tools and skin with Sika Cleaner-350H and water.

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