Epoxy Explained

Learn what epoxy is, how it works, and when to use it for strong, long-lasting repairs. Discover the differences between Gorilla Epoxy Clear and Gorilla Epoxy Ultimate to quickly choose the right option for your project. Find step-by-step guidance and pro tips to help you get the strongest possible bond.

Learn what epoxy is, how it works, and when to use it for strong, long-lasting repairs.
Find step-by-step guidance and pro tips to help you get the strongest possible bond.

Compare your options to find the perfect fit

Gorilla Epoxy Clear

For clean, quick, indoor fixes:
Go with Gorilla Clear Epoxy.

Gorilla Epoxy

Gorilla Epoxy Clear

For clean, quick, indoor fixes:
Go with Gorilla Clear Epoxy.

Ultimate Gorilla Tape

Gorilla Epoxy Clear

For clean, quick, indoor fixes:
Go with Gorilla Clear Epoxy.

Gorilla Foam Seal Insulating Foam Sealant
Compare Gorilla Epoxy Products

Gorilla Epoxy Clear

Incredibly strong formula, clear, spotless finish

Gorilla Epoxy Ultimate

Our strongest epoxy formula

Set Time

5 minutes

10 minutes

Strength

Up to 3300 PSI

Up to 4250 PSI

Curing Color

Clear

Black

Water Protection

Water Resistant

Waterproof*

Best For

Household repairs, glass, ceramics and surfaces where clear appearance matters

Heavy-duty repairs, outdoor projects, and surfaces exposed to moisture

Shop Epoxy Clear
Shop Epoxy Ultimate

*Bonded wood materials should not be submerged or soaked in water

When the job demands strength and durability, try Gorilla Epoxy

Incredible Strength

Designed to handle demanding repairs, Gorilla Epoxy offers incredible bonding strength.

Gap-Filling Formula

Fills voids and spaces for a tight, long-lasting hold—even on uneven surfaces.

Versatility

Bonds a wide range of materials, making it a go-to adhesive for nearly any project.

Shop Epoxy Products

What Exactly Is Epoxy and
How Does it Work?

Epoxy is a strong, versatile, two-part adhesive made by mixing a resin and a hardener. Once combined, a chemical reaction occurs, creating a durable, water-resistant bond.

When the two ingredients are mixed together, the mixture begins to cure over several minutes, ultimately creating a durable, rock-solid bond during the curing process.

How do I use Gorilla Epoxy?

It's Easier Than You Think
1
PREPARE YOUR WORK AREA AND SURFACE

Work in a well-ventilated area and protect your surface from spills. Have your mixing tray and stir sticks ready before you begin.

Note

For the best bond, lightly roughen smooth areas. Then clean and dry all surfaces to remove dust, grease, or debris.

2
Get ready to dispense
  • Remove stir stick from the middle of the plunger. Prior to opening, pull back slightly on the plunger to help minimize initial product flow.
  • Remove the cap from both syringes.
  • With the tip pointing upward, snap or cut off the end from the tip of the syringes.
  • With the tip still pointing upward, slowly press the plunger until resin and hardener reach the tip. This removes air and ensures an even flow.
3
Get ready to dispense
  • Push out equal parts of resin and hardener onto a clean, disposable surface. The package can be used as a mixing tray.
  • Mix thoroughly for about 20 seconds until the mixture is uniform.
  • As you mix, you will notice the epoxy warms up. This is a reaction that occurs as the resin and hardener combine.
4
Apply and Clamp
  • Apply the epoxy to your fix. The mixture will continue to thicken, and the bond strength will decrease the longer you wait to apply.
    • For Epoxy Clear: Apply within 5 minutes
    • For Epoxy Ultimate: Apply within 3 minutes
  • Join the surfaces and clamp them firmly. Leave your project undisturbed to allow the epoxy to fully cure and reach maximum strength.
5
Close and Store
  • Pull the plunger back slightly.
  • Wipe the tip clean with a dry cloth.
  • Align the notch on the tip with the cap and close tightly for storage.
Important
Timing Notes
Set:

Epoxy Clear: 5 minutes

Epoxy Ultimate: 10 minutes

Handling:

Allow to cure for 30 minutes undisturbed
(no weight or handling)

Full Cure:

24 hours

For tough repairs that need more than just a quick fix.

Gorilla Epoxy bonds well to a wide variety of surfaces including most plastics*, metal, wood, glass, ceramic, stone, tile and fiberglass.

Metal

Wood

Ceramic

Glass

Most Plastics*

Stone

Tile

Fiberglass

Note

*Not recommended for use on polyethylene or polypropylene plastics.

Stop replacing and start
repairing with confidence

Gorilla Epoxy Clear

For clean, quick, indoor fixes:
Go with Gorilla Epoxy Clear.

Shop Now

Gorilla Epoxy Ultimate

For maximum strength and outdoor repairs:
Reach for Gorilla Ultimate Epoxy.

Shop Now

Frequently Asked Questions

We realize any DIY project may have a spill and we want to help you with tips and tricks to successfully remove glue from fingers and nails.

For bonded skin, please call 1-800-420-7186 to speak to a medical professional.

What materials does Gorilla Epoxy work on?

Gorilla Epoxy is designed for versatility and bonds strongly to a wide range of materials including metal, wood, glass, ceramic, stone, most plastics*, tile, and fiberglass.

*Not recommended for use on polyethylene or polypropylene plastics.

How long does Gorilla Epoxy take to cure fully?

While Gorilla Epoxy sets in as little as 5 to 10 minutes depending on the product, a full cure typically takes 24 hours. For best results, follow the specific product instructions and allow adequate time for the epoxy to harden completely before handling.

Do I need to use clamps?

Yes, clamps are recommended for use during setup to ensure the bond sets correctly.

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