Sikaflex®-554 + SikaBooster® S-50

Accelerated STP adhesive for assembly bonding

Sikaflex®-554 + SikaBooster® S-50 is an accelerated 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 pretreatment.  

  • Good adhesion to a wide variety of substrates without primer
  • Very good weathering resistance
  • Passes DIN EN 45545-2 R1/R7 HL3
  • Fast curing by Booster Technology
  • Solvent-, isocyanate-, phthalate- and PVC-free
  • Capable of withstanding dynamic stresses