A crack in concrete needs immediate attention. The first thought is filling it up to avoid further damage. And, if you need to urgently fix the concrete or add another piece of concrete in the crack, the right way to do so is to use the best concrete adhesive.
What is a concrete adhesive?
Like every adhesive, the concrete adhesive binds. It brings together concrete parts to merge as one. Simply put, it closes the gaps in the concrete, making it easily reusable or ready to use.
However, if you are new to this work, it is tough to know the best one that is just right for your needs. Of course, it should also be:
- Easy on the budget
- Long lasting.
- It should be usable on any concrete surface, making it even more important to choose the right one.
- Right package size
We have done the heavy lifting and selected the ten best concrete adhesives that can reduce the load off you and help you choose the right one for you.
List of Best Concrete Adhesive:
1. Gorilla Heavy Duty Construction Adhesive
2. PC-Masonry Epoxy Adhesive Paste
3. Liquid Nails LN-903 Heavy Duty Construction Adhesive
4. Loctite PL Polyurethane Construction Adhesive
5. E6000 High Viscosity Adhesive
6. Elmer’s E7503 Professional Weatherproof Glue
7. Dap 02131 Concrete Adhesive
8. Epoxy Adhesive Miracle Bond
9. QUIKRETE Concrete Bonding Adhesive
10. SIKA Corporation Concentrate Bond Adhesive
Best Concrete Adhesive Reviews:
Gorilla Heavy Duty Construction Adhesive
Why We Picked It
When it comes to picking the right construction adhesive, the Gorilla heavy-duty construction adhesive ticks all the right boxes. Even as it is easy to use, it quickly holds onto the surface in a matter of 30 seconds.
Another advantage is that it can be used indoors as well as outdoors.
So if you are an indoor person and rarely move out, you can still use it well and adequately use it when you move outdoors if required too.
For those who avoid strong smells, this is an ideal match since it has low odors and can be conveniently used in any environment. You can also use it without having to worry about the foam since it comes in a non-foam formula.
Besides, it also fills in the gaps and conveniently protects from further erosion of the area.
All-in-all, the area, thus used, is paintable and can sufficiently cover the adhesive area without leaving any marks behind.
With the VOC compliance, you can be assured of the necessary compliance to safety and usability. It can be used on the surface, which is not perfectly flat on each other.
Keep in Mind
Unlike other adhesives, you need to unscrew the applicator and cut the tube by leaving the threads. A simple poke with the wire on the caking gun will not work.
In a Nutshell
- All-purpose construction adhesive.
- Low Odor
- Non-foam formula
PC-Masonry Epoxy Adhesive Paste
Why We Picked It
Durable, non-sag, and high modulus are some of the features you get when you decide to use PC-Masonry Epoxy for your adhesive needs.
It comes with a two-component epoxy, which means you use resin and hardener for easy application, more extended durability, and to fill the gaps without much trouble.
With zero solvent in it, the PC Masonry is moisture insensitive and is ideal when you are short on time and need quick fixes.
Because it can be conveniently used in vertical areas too without any sag or drip, it makes for a perfect presence on overheads wires also.
If giving a fresh touch of color is a part of the job, then this is the ideal adhesive. Once the glue dries, you can paint, use a machine or also stain it.
For quick fixes on wet surfaces, this is your go-to adhesive. It can be applied on damp and dry surfaces.
It means you can forget worrying about moist surfaces and set and forget it once you are done with the adhesive.
Keep in Mind
PC Masonry might discolor in sunlight, which might not be suitable if you want the adhesive work to look neat and clean.
In a Nutshell
- Easy to use on both wet and dry surfaces
- Non-sagging
- Moisture resistant
Liquid Nails LN-903 Heavy Duty Construction Adhesive
Why We Picked It
A DIY(Do-It-Yourself) construction adhesive is a must-have in all homes. Every door or concrete faces home repair at all times.
If you are staying in a remote location, this is a handy adhesive to fix things quickly without having to rely on a professional.
Alternatively, this adhesive is easy to use, compact, and suitable for professionals as well as the novice.
If your concern is about the safety standards, then be assured that Liquid Nails comes with UL Environment certification that meets the Greenguard gold standard.
Besides, you also get to use it for internal or external repairs that cut the cost of having to incur the expense of keeping two separate adhesives for different surfaces.
If you often travel, then another advantage of having a Liquid Nail adhesive is that it is an all-weather adhesive helping you eliminate a need to buy another concrete adhesive.
It’s also water-resistant, which protects the concrete against rain or accidental water spillage.
Keep in Mind
This is not an all-purpose construction adhesive. It will not work on mirrors, ceramics, plastic, and marble.
In a Nutshell
- DIY adhesive that’s easy to use
- Good for internal and external repairs
- All-weather and water-resistant
Loctite PL Polyurethane Construction Adhesive
Why We Picked It
If you are looking for a reliable, durable, and long-lasting construction adhesive, then the PL premium is the perfect one. It is 8x strong adhesive than others in the market.
With stringent VOC compliance, you can be assured that it will come with low VOC content. Also, if there is considerable moisture on the surface, the PL Premium removes the humidity giving you the desired finish.
In extreme climate, this allows you to use the adhesive without any unexpected outcomes easily.
Irrespective of the hot or cold environment, it adapts to the situation, making it suitable for any work.
If there is water or paintwork scheduled after the use of the adhesive, all you need to do is wait for a little while before you use it. The benefit here is that it is waterproof and can be painted after the adhesive is put on the surface.
One more benefit you must consider is the use of directly using it on a dry, frozen, or wet surface.
Keep in Mind
Since it is stronger than other adhesives, be sure to use it sparingly unless an absolute must for the concrete or any surface as you need.
In a Nutshell
- 8x stronger than other adhesives
- Good in hot and cold weather
- Waterproof
E6000 High Viscosity Adhesive
Why We Picked It
If you are among people who are always in the company of chemicals, then using the right concrete glue becomes a necessity.
One wrong choice can lead to disastrous outcomes.
If you wish to avoid such a scenario, the E6000 is the right one. It is chemical resistant making it safe for applications. You can use it with dilute acids and caustics, as well.
We recommend this adhesive as it works well in everyday use too. So, if you have any jewelry or diamond embellishments to fix, this is a great pick.
That’s not to say that it won’t go well with other materials. It works equally well with leather, plastics, brick, and all surfaces.
When it comes to painting, it’s a great match to the surrounding that allows you to make it UV resistant, provide excellent bonding that comes along with the strong industrial strength.
Another factor to take into account is the non-flammable nature that’s great, especially when using silicone or rubber cement.
Keep in Mind
This can be a bit strong that other adhesives in the market. So if you are looking for a mild adhesive, this might not be for you.
In a Nutshell
- Best for chemical use since it is chemical resistant
- Can be used on any surface
- Non-flammable in nature
Elmer’s E7503 Professional Weatherproof Glue
Why We Picked It
ProBond is a patented adhesive that comes with no-toxic qualities.
It enhances your glue without leaving any toxic smell. It’s also useful when you want a non-foam adhesive like ProBond to work on all surfaces without depending on various adhesives to do the job
Choose your pick from plastic, ceramic, stone, or word surface. ProBond promises to deliver top-notch outcomes in less time.
Besides the surface, another feature that works well for many users is that you don’t need a wet surface to use the concrete adhesive.
Once painted on the surface becomes translucent. It’s also weatherproof that allows you to conveniently use the glue without worrying about the surface impact once the weather changes.
This white concrete block adhesive comes in an 8-ounce pack, which is white in color.
If you know you need a handy glue at all times but not sure which to invest in, then this is the all-purpose tool that will work for all occasions.
Keep in Mind
While it is an excellent adhesive, it does not bond instantly. It takes some time to bond with the surface.
In a Nutshell
- Bonds on all surfaces
- No-foam
- Non-toxic
Dap 02131 Concrete Adhesive
Why We Picked It
For a typical cement fix of an old cement on the new one, you need a concrete adhesive that’s easy to use, flexible, and can bind both the surfaces thoroughly.
Dap’s concrete adhesive ticks all the boxes and is highly durable. You also get a high moisture resistant product when you pick Dap’s concrete glue for your needs.
Besides, use it for resurfacing, leveling, or patching. It comes along with primer and admix in one combination for that strong fix.
Other jobs where you can also use it effectively are tuckpointing, capping walls, and patching steps.
The concrete coatings can be thick or thin, making it ideal for every surface. It can be used for internal as well as external us.
And if painting on the adhesive surface is a priority, then use it to paint without worrying about the adhesive getting worn out adequately. It goes well in all climates, whether hot or cold.
Keep in Mind
It comes with a primer and admix. Check if this suits your needs before buying it.
In a Nutshell
- Suitable for all weather
- Moisture resistant
- Can be used on all surfaces
Epoxy Adhesive Miracle Bond
Why We Picked It
Miracle Bond is a two-component adhesive that works well on bonding, repairing concrete and repairing wood.
So, if you want to bind an old and new concrete or repair holes and spalls, then this adhesive is worth a try.
Besides, it also repairs rotten wood giving the wood a longer life than expected.
It comes along with high strength and non-sag that makes it easy to use on any surface, especially vertical ones. Its strong binding makes it ideal on any surface from wood, glass, stone, wood, and fiberglass.
Another factor to consider is the chemical resistance that’s ideal if you deal with chemicals most of the time. It is resistance to gasoline, fuel oil, and detergents.
If you deal with underwater repairs, then it works well for pool tile repair or Marine grade users.
Keep in Mind
The adhesive is a bit hard and can take a bit of time to squeeze out of the tube. However, once used, it is long-lasting.
In a Nutshell
- Non-sag adhesive
- Chemical resistant
- Useful on any surface
QUIKRETE Concrete Bonding Adhesive
Why We Picked It
QUIKRETE Concrete Bonding Adhesive works well on plaster, concrete, and stucco. Like most adhesives, while it binds old and new pavement, it is suitable for internal as well as external applications.
One advantage here is that you don’t need to rough the surface up before use. It is ideal to use on bonding applications that have concrete overlays of one inch or more.
A few areas where you need to be careful are cleaning. Remove any excess material much before the material cured.
In case the material does cured, then remove it so that it does not damage the substrate.
The drying time is usually two-three hours. Once the shine dries away, then apply another coat and let it dry.
Let the coated area dry for at least 48 hours before going for a second coat.
Another factor is that with Quickrete concrete bonding, the porous concrete will need two coats, whereas a low porosity concrete will need one coat.
Keep in Mind
Ensure you dilute one part concrete bonding adhesive with two parts of water.
In a Nutshell
- Easy to use
- Works well on any surface
- Can be used on internal as well as the external surface
SIKA Corporation Concentrate Bond Adhesive
Why We Picked It
Sika’s lives up to its brand promise of being value for money and reliable. It’s easy to use and works efficiently.
All you need to do is clean the surface before using it, giving it sturdy and robust support. It provides increased adhesion support to the concrete and mortar.
It can be used in many ways as a primer, additive, and boner.
Even though it is strong, it is safe and has a hassle-free use. Besides, it can be used with the help of a brush, roller, or spray. Often a change of climate can render the area cold or frozen.
In that case, the SIKA bond adhesive increases the resistance to freezing or thawing. It comes with the approval of the USDA.
Keep in Mind
If you prefer joining cement surfaces, whether old or new, with screws rather than adhesive, then this might not be the right option for you.
In a Nutshell
- Can be used as primer, additive, and boner
- Safe to use
- Resists to freezing and thawing
Read More: 10 Best Concrete Stain Reviews and Buying Guide
Things to Consider Before Buying Best Concrete Adhesive:
Before you approach a cracked concrete with any available concrete adhesive, take time to assess the best concrete glue that can meet the actual problem at hand.
While there are many in the market, we suggest understanding your needs before you buy one.
Take time to consider these points before you choose the best concrete adhesive.
- Is the concrete crack external or internal?
- Do you need a strong or mild adhesive?
- Does the concrete adhesive resist further cracks?
- Is it all weatherproof?
- Is it water-resistant?
- Is it sag-proof?
Once you have answered these questions, consider these points to understand which will be a perfect fit.
Price:
While the best concrete adhesives are in the same price range, your budget will be the primary deciding factor to pick one. We suggest you check your adhesive needs first and narrow down to the one that is suitably priced for you.
However, don’t ignore the fact that branded products often come with a reliability factor based on past user experience.
Usage:
All adhesives can be used many times. However, if your usage frequency is going to be limited, then consider choosing an adhesive that lasts long. Storing it properly, so that remains in the same condition whenever you take it out the next time, is vital here.
Reusability:
Some concrete glue is best when they are used as per the label instructions. However, if you believe in DIY, then be careful to choose in a manner that’s safe and yet easy to use later.
Size:
Depending on where you use the concrete adhesive, we recommend checking for the optimal size that will suit your needs. So, consider a large ounce pack or an either a can that be best for your needs.
How to Apply Concrete Adhesive Properly
The concrete adhesive works well when it is applied on a clean surface. Often a greased or smudged surface can hamper the proper usage of the adhesive. Hence, the area must be clean and dry before use.
The adhesive material cannot penetrate through surface contaminants, thereby rendering the process is using the adhesive void.
The right approach to porous material is to clean it until it is dry and dust-free. The optimum way to do so is to use sanding.
On non-porous material, use the sanding or chemical etching for the best result.
How to Remove Concrete Adhesive
The best way to remove a concrete adhesive is by using an adhesive remover.
Let it be there for a few hours. It will allow it to seep is deep. Scrape the underlayment with a scraping tool. Try to create more holes that can make the work smoother.
If there are still traces of concrete glue, try using the adhesive remover for a long time or overnight for best results.
Some concrete adhesives can be harmful while taking them out. Be sure to take necessary precautions to avoid any skin problems or any surface damage.
The best way to do so is by using the floor scraper that works well to remove the adhesives neatly along with some warm water.
While this is not a comprehensive way to use concrete adhesive, the list of the best concrete adhesive is the best way to begin your search.
With the help of the buying guide, you can narrow your search to the one that’s just right without investing in a concrete adhesive that might be an expensive investment but not the right fit.