Loctite (Henkel)

Epoxy MARINE

Two-part (white) · US · not yet reviewed

Short answer

Set / hardened: 2 hours to 2 hours 30 minutes after application.
Safe to handle: 3 hours after application.
Used for submerged applications: elapsed time alone can’t confirm it’s ready. Inspect or test before loading.

Start the clock

When did you apply it?
Outdoors, temperature
Where?
Thickness

Stated times

  • Set / hardened2 hours to 2 hours 30 minutes
  • Safe to handle3 hours
  • Full cure1 day

From Loctite (Henkel) data sheet · checked 2026-10-24. Anything not listed isn’t stated by the manufacturer.

Conditions & fine print
  • Stated conditions: Room temperature (not specified further)
  • Can be applied and cured underwater. Sandable but not paintable. Times depend on temperature, humidity and thickness.
  • Temperature range: 39°F to 95°F
  • Region US. Formulas can differ between countries; check your container.
  • Set / hardened: Room temperature
  • Full cure: Depends on temperature, humidity and thickness
  • Entered from the manufacturer source; second review pending. Report outdated information
  • Actual results depend on preparation, thickness, ventilation, temperature, humidity, mixing and substrate.

Questions

How long before Epoxy MARINE is set / hardened?

Loctite (Henkel) states: Support until the bond sets: approximately 120 to 150 minutes at room temperature. Conditions: Room temperature. This is the manufacturer’s stated time, not a guarantee.

How long before Epoxy MARINE is safe to handle?

Loctite (Henkel) states: Usable strength: 3 hours. This is the manufacturer’s stated time, not a guarantee.

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