Sikaflex®-527 AT

Isocyanate free sealant with reduced substrate preparation

Sikaflex®-527 AT is a 1-component Silan Terminated Polymer (STP) sealant that cures at exposure to atmospheric humidity. It is made for multipurpose elastic joints for interior and exterior of the vehicle body. Sikaflex®-527 AT adheres well to most materials commonly used in body shop.  

  • Fast curing
  • Excellent working properties
  • Over paintable with water-based paint systems
  • Good adhesion to a wide variety of substrates without primer
  • Ageing and weathering resistant
  • Low odor
  • Non-corrosive
  • Solvent and isocyanate-free
  • Silicone and PVC-free