• Vibra-tite Hot-Lock Threadlocker
  • Hot-Lock High temp threadlocker

Hot-Lock™ Extreme High Temperature Threadlocker

Vibra-Tite Hot-lock™ is a medium-high strength, ceramic-based threadlocker that exhibits unparalleled temperature resistance up to 2000°F and excellent performance across many different substrate finishes.

  • Description
  • Product Specifications


Typical Applications

Hot-lock Extreme Temp Threadlocker will lock threaded fasteners in place at temperatures where standard threadlockers would disintegrate. Applications include muzzle brakes / recoil compensators, suppressors, vehicle exhaust bolts, turbocharger fasteners, and anywhere a threadlocker would encounter high temperatures.

Performance of Cured Material

Fixture Time 2-6 hrs @ 72°F
Full Cure Time 24 hrs @ 72°F
Temperature Range -60°F to 2000°F
(-51°C to 1000°C)

Instructions for Use

Ensure parts are clean, dry and free from oil and grease. Vibra-Tite Hot-lock relies on the evaporation of water to build strength.

INITIAL USE: Unscrew nozzle and remove peel-off seal from bottle opening. Rescrew nozzle. Remove cap. Cut tip off nozzle.

1. Shake well for 10 seconds.
2. Clean and dry threaded parts.
3. Apply Hot-Lock to threads of either the male or female part, then install into mating part.
4. Apply heat to the assembly, as follows:
• For 1/4” diameter fasteners, heat at 250°F (121°C) for 4 minutes.
• For 1” diameter fasteners, heat at 250°F (121°C) for 10 minutes.

Additional information

Available Sizes


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Fixture Time

2-6 hrs

Shelf Life

Country of Origin


Temp Range Low

Temp Range High

Full Cure Time

Break Away Torque (in lbs)

Viscosity (cP)