Multi-purpose polyurethane hot melt for sandwich panel bonding

SikaMelt®-677 is a reactive polyurethane hot melt adhesive designed to bond various substrates and mainly used for sandwich panel bonding. It cures on exposure to atmospheric humidity. SikaMelt®-677 meets the requirements set out by the International Maritime Organization.  

  • Very long open time
  • High green strength
  • IMO approved
  • Broad adhesion range
  • Very good heat resistance after moisture curing
  • Very good aging resistance