Features & Benefits
- 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
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.
MIL-S-46163A Type I Grade K
Each lot of HM128 is tested to the lot requirements of these specifications.
ASTM D5363 AN 0221 Group 02 Class 2 Grade 1
Each lot of HM128 is tested to the general requirements defined in paragraphs 5.1.1 and 5.1.2 and the detail requirements defined in section 5.2