Sikaflex®-554

STP assembly bonding adhesive with acceleration option

Sikaflex®-554 is an elastic 1-component Silane Terminated Polymer (STP) adhesive system especially designed for bonding large components in industrial assembly. It bonds well to a wide range of substrates with minimal pre-treatment.
Sikaflex®-554 can be accelerated with Sika’s Booster and PowerCure systems.  

  • Good adhesion to a wide variety of substrates without primer
  • Very good weathering resistance
  • Passes DIN EN 45545-2 R1/R7 HL3
  • ISEGA certificate for foodstuff area usage
  • Curing can be accelerated with Sika Booster and Sika PowerCure
  • Solvent-, isocyanate-, phthalate- and PVC-free
  • Capable of withstanding dynamic stresses