When regular glue won’t do

Epoxy glue for plastic: Glue like a pro

Do you have a repair project where regular glue is not strong enough? Knowing how to properly use epoxy glue for plastic is what sets the professionals apart. Find out what the strongest epoxy for plastic is and when to use it.

Why you need epoxy glue for plastic

The use of epoxy glue for plastic is an important skill to learn due to the epoxy’s enhanced strength, durability, high temperature tolerance, and its ability to act as a filler. The other benefit in using epoxy glue for plastic: your repairs are waterproof and any residual glue can be sanded to create an invisible repair. Fix broken plastic, metal, or wood parts in minutes by becoming an expert on using epoxy glue for plastic. 

This adhesive can be used to bond metal, wood, ceramic, or plastic pieces together. It forms the strongest welds of any glue products due to the epoxide chemical reactive process. Epoxy even comes in different set times, bond strengths, and temperature tolerances for specialized projects. Epoxy is a versatile product and learning how to use epoxy glue for plastic correctly will enhance the range of your DIY repair capabilities.

Learning how to weld plastic with epoxy: Tricks and tips

  1. Place your repair items on a well-lit, ventilated, flat, clean, non-plastic surface.
  2. Be sure to read the instructions on the package for mixing procedures and safety precautions.
  3. A transparent drying product is recommended to mask repairs. 
  4. Clean the parts you will be repairing with isopropyl alcohol to remove any residues and allow to completely dry.
  5. Sand the parts with fine grit sandpaper, if necessary, to remove any fine grit or flaking broken edges.
  6. Gloves and eye protection are recommended.
  7. Mix the two-part epoxy hardening agent and resin together in the correct proportions as shown in the directions.
  8. Apply a light coat of epoxy to both sides of the repair.
  9. Hold the pieces together for a minimum of five minutes or clamp together depending on size.
  10. Let the epoxy cure for a minimum of two hours, depending on the epoxy used, before reinstalling or using the part.

Epoxy glue for plastic is stronger than the actual plastic parts being glued together!

The strongest epoxy for plastic

LePage has some great two-part epoxy glue for plastic products. Check out the Speed Set Instant Mix Epoxy that is easy to use and comes with a five-minute set and one-hour cure time. The two reactive agents are separated, staying fresh for future projects without hardening. 

LePage also has a premium gel epoxy which works great for projects that require a thicker glue that resists drips. This epoxy works as a great filler for plastic fragments that might be missing. The syringe style dual tube design makes mixing a breeze as the tubes dispense the resin and the hardener in the appropriate amounts to avoid difficult measuring.