Polyurethane hot melt for assembly applications with long open time

SikaMelt®-679 is a reactive polyurethane hot melt adhesive which cures on exposure to atmospheric humidity. It combines long open time with high initial strength and has a broad and durable adhesion range.  

  • Very high tack
  • Long open time
  • Outstanding green strength
  • High final strength and flexibility over a broad temperature range
  • Very good ageing and heat resistance
  • Broad adhesion spectrum