How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)
Shutterstock vzwer

When you take a moment to think about it, it’s actually wonderful how many issues in our every day life are made of rubber. All sorts of tires, the soles of our sneakers, balls, hoses, inflatable tubes, and boats are all manufactured of rubber, just to name a few.

With so a lot of things around us created out of rubber, it can be quite beneficial to know how to restore it in a pinch. This post is for the particular person who wants a fast fix and also the man or woman who just wants to know in progress. Go through on to uncover out everything you know about gluing rubber jointly.

Before you start…

Confident, you could just slap any previous glue on your rubber bonding undertaking, but it may not be the most effective, causing you more perform afterwards. Stick to these steps to make certain a great last product.

Identify Your Type of Rubber

Of course, there is much more than just one particular variety of rubber. In get to decide which variety of glue is greatest, you are heading to have to figure out what variety of rubber you are dealing with. Here’s some of the most widespread varieties of rubber and what kind of products are created from them. This checklist is by no implies exhaustive, but it must give you a excellent idea of what you are dealing with.

  • Nitrile Rubber: Most common rubber, also called hard rubber. Used for hoses, gaskets, conveyer belts, print rollers
  • Butyl Rubber: Used in innertubes, linings, seals, stoppers.
  • Natural Rubber: Used for mountings carpet backing, gaskets, seals.
  • Silicone Rubber: High heat resistance. Used for cookware, ovenware, medical devices, prosthetics.
  • EPDM Rubber: Automotive hoses, seals.

What Type of Glue Should You Use?

Super glue is a good bet

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

Cyanoacrylate immediate adhesive, a lot more frequently known as “super glue,” is a great issue to initial consider, especially if you do not have a clue what sort of rubber you are operating with. It’s a super sturdy glue that still has some give, as opposed to epoxy glue that dries quite tough. Because this type of glue cures immediately, you will know proper absent if it’s likely to function or if you need to attempt some thing else.

Potential problems with utilizing super glue are that the bond can be so powerful that the rubber will tear if pulled on as well challenging, so take care soon after utilizing the adhesive.

Other kinds of glue that are good for rubber bonding

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)
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Makes like Permabond, ASI, Loctite, and numerous other individuals make specific glues for various components, like the diverse types of rubber. It is dependent on the type of rubber you have, way too. For a challenging rubber-like nitrile rubber, Epoxy glue can operate, but for a technological rubber-like silicone, you will need to have a distinct variety of glue created specifically for silicone.

Is Gorilla glue good for rubber?

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

First Gorilla glue is a polyurethane glue that, when concluded bonding, turns into extremely challenging and has no elasticity. For that reason, it is not a very good glue for any variety of rubber. Epoxy-kind glue is not very good for all varieties of rubber possibly, until you want a challenging bond that is inflexible. The Gorilla manufacturer can make a assortment of glue, including the ideal variety of glue for rubber, cyanoacrylate.

How to Glue Rubber Together

1. Prepare Your Surface for Bonding

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

There could be some further grease, lubricant or additives on your rubber that you really do not know about. These things work in opposition to good adhesion, so it’s a excellent notion to thoroughly clean the slate.

You may be tempted to attain for the acetone, but this can be too severe on your rubber materials. Try out wiping on isopropanol (IPA alcohol) to strip the rubber area from any lingering substances from rubber manufacturing.

2. For any rubber, try out super glue first

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

If you don’t know what type of rubber you have, begin with tremendous glue, because it’s quite affordable (and you possibly previously have it in your junk drawer). Only use a very tiny drop, a little goes a long way. Squeeze your rubber pieces collectively tightly. Right after about a minute, verify for proper bonding.

3. For EPDM or natural rubber, use a special kind of “super glue”

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

Try to discover a cyanoacrylate (“super glue”) that is specifically for EPDM or normal rubber. Several brands generate them and should specify on the label that it is produced for gluing EPDM or natural rubber. Permabond in specific tends to make a cyanoacrylate known as Permabond 105 for rubbers that are hard to bond.

4. For silicone rubber, prime, then glue.

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)

Silicone is particularly difficult to glue together. You have a handful of alternatives with silicone. Very first, you could use a gluing primer, then use the specific rubber glue we just talked about.

This method may well not enable your rubber to be as flexible as you would like. In that scenario, use the primer and then a glue-like Permabond 2050 cyanoacrylate, or Loctite Silicone Watertight Sealant. This creates an even seal close to the glued spot that does not flake off at all, permitting the rubber to flex and bend with no the glue coming off.

For silicone rubber adhesives, you will require a longer set time than gluing with super glue. You will want to established some time apart to hold it collectively or discover out a way to clamp your silicone rubber together. It can also get slippery, so be geared up for messes.

Also, if you are gluing silicone on kitchenware, make positive the glue is meals grade risk-free and warmth-resistant.

5. Test it out

How to Glue Rubber Together: Step-by-Step Guide (with Pictures)
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Ultimately, following the glue has had time to correctly set, you can go ahead and give it a tiny tug. For simple cyanoacrylate, this ought to only be a minute or much less, but for the other kinds you have to wait lengthier. Verify your bottle of glue for established occasions.

Soon after the tug examination, if your glue isn’t sticking, you may possibly want to consider a different variety of adhesive.


As you have go through in this write-up, it is not so easy to glue any sort of rubber collectively with any variety of glue. You want to spend focus to what variety of glue functions ideal with certain kinds of rubber, which there are several of! Luckily, most glue organizations know this and generate the greatest types of glue for no matter what rubber content you happen to have.

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