Sikaflex®-529 AT

Isocyanate free sprayable sealant for vehicle bodies

Sikaflex®-529 AT is a sprayable 1-component Silane Terminated Polymer (STP) sealant that cures on exposure to atmospheric humidity. It is used for seam sealing of factory-provided original structures (surface areas and beads) for vehicle body assemblies.  

  • Reproduces factory-provided original structures
  • Spray and bead application
  • Good adhesion to a wide variety of substrates
  • Excellent working properties with no overspray
  • Very good non-sag properties
  • Over paintable with water based paint systems
  • Low odor
  • Good acoustic and damping properties
  • Solvent and isocyanate-free
  • Silicone and PVC-free