Permabond HM128

Permabond HM128

Permabond® HM128 Threadlocker is a high strength adhesive for permanent assembly. It is typically used for preventing vibration loosening of bolts, studs and cap screws. Full cure to a cross-linked plastic is achieved reliably and fast on steel and all common bolt platings. Additional application areas include machinery, equipment, and electric motor manufacturers. PERMABOND® HM128 Threadlocker replaces lock washers


  • Prevents vibration loosening
  • Controlled off-torque
  • Permanent threadlocking
  • Full cure at room temperature
  • Lubricates threads for easier assembly
  • Provides corrosion protection
  • Superior environmental resistance
  • Environmentally friendly – 100% solids
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