5 Best Epoxies for Plastic To Metal

22.5% of users selected Epoxy Putty Stick Yanyi, 33.33% selected Gorilla 2 Part Epoxy, 35.83% selected J-B Weld 50112 ClearWeld, 4.17% selected PC Products PC-Clear and 4.17% selected Amazing GOOP 160012. Every month we analyze your answers and change our rating.

It can be a challenge to find the best epoxy for gluing plastic to metal. Different glues work better with different materials, and it’s important to use the right adhesive if you want your project to be successful. In this comprehensive guide, we will discuss the various types of epoxies available and recommend some of the best options for bonding plastic and metal. We’ll also provide tips on how to use these adhesives effectively and achieve the strongest possible bond.

Epoxy Putty Stick Yanyi

It’s perfect for uneven surfaces, and it bonds to a range of materials. Mixing time is just 0-10 minutes, so you’ll be able to get the job done fast.
However, this glue may be bad at adhering at times, so it might fall off whatever you try to use it on. And if you do manage to get it to stay put, good luck trying to spread it – this stuff is as hard as concrete. Plus, it smells terrible.

---

Gorilla 2 Part Epoxy, 5 Minute Set, .85 Ounce Syringe

Plus, it dries clear so you can achieve a professional-looking finish. It works with a variety of materials, and with its easy-to-use syringe applicator, you’ll have no trouble getting great results every time.
Sadly, this epoxy does come with some negatives. It drips all over the place, takes forever to mix and even longer to cure, and doesn’t harden completely.
Pros:

---

J-B Weld 50112 ClearWeld 5 Minute Set Epoxy Syringe

This tough little epoxy provides a strong bond that cures within an hour, making it perfect for quick repairs. It’s also got a Tensile Strength of 3900 Psi, so you know it’s built to last. It’s also compatible with metal, most plastics, wood, concrete and ceramics, so you can use it on just about any surface. Plus, it’s easy to use – just inject the epoxy into the joint and allow it to cure. So why wait? Pick up a J-B Weld 50112 ClearWeld Epoxy Syringe today and get the job done right.
However, this stuff is slow- releasing and emits more air bubbles than a carbonated beverage. Plus it doesn’t stick well to metal such as aluminum or steel – so good luck if you plan on using these types of surfaces!

---

PC Products PC-Clear Epoxy Adhesive Liquid

What’s more, it features a continuous service temperature range from -20 to +200 F, so it can be used in a variety of environments. Plus, with a full cure time of just 24 hours, you’ll be able to get the job done quickly and easily.
This epoxy adhesive is not the best on the market. It takes a long time to harden and emits air bubbles while mixing. Additionally, it doesn’t adhere well to metal surfaces and leaves a mess afterwards. However, it might be worth considering if you’re looking for an affordable option.

---

Amazing GOOP 160012 Automotive Adhesive

Plus, it’s great value for the price, so you can rest assured that you’re getting the best bang for your buck.
Amazing GOOP 160012 Automotive Adhesive is the perfect tool for your next automotive project! This adhesive is specifically designed to bond metal, plastic, and rubber together, making it the perfect choice for repairs or modifications. However, please note that this adhesive is not recommended for use with solid objects – it will not hold! Additionally, be aware that this adhesive can be messy, so make sure to wear gloves and protective clothing while using it. Finally, be aware that this product leaves a strong smell after use – make sure to open a window or work in a well-ventilated area.

---

Buyer’s guide

Why Would You Need to Use Epoxy To Glue Plastic to Metal?

There are many reasons why you might need to glue plastic to metal. For example, you may need to attach a plastic handle to a metal tool or join two pieces of plastic together with a metal connector. Epoxy is an ideal adhesive for this type of bonding because it forms a strong bond between dissimilar materials.

It is also resistant to temperature extremes and chemicals, which makes it ideal for use in harsh environments. In addition, epoxy can be used to fill gaps and voids, making it ideal for repairing damaged plastics.

Finally, epoxy is available in a variety of formulations that can be customized for specific applications. For example, there are epoxies that cure quickly at low temperatures, making them ideal for use in cold weather. [1],[2]

Other Benefits of Using Epoxies on Metal

Epoxies also offer a few other benefits when used on metal surfaces. For one, they can fill in small gaps and cracks that might otherwise be difficult to fix. Additionally, epoxies can act as an insulator, which can be helpful in situations where you need to protect sensitive electronic components from electrical shorts.

Finally, epoxies are generally very resistant to chemicals and solvents, meaning that they won’t be affected by most cleaners or degreasers. [1],[],[3],[4]

Epoxy Types

The two main types of epoxy are one and two parts. One part epoxies are also called heat cured. Each type has its own set of benefits and drawbacks that you should be aware of before making a purchase.

One-part epoxy

One-part epoxies are typically more user-friendly than two-part adhesives because they don’t require measuring or mixing. They also have a longer working time, which gives you more time to position the pieces that you’re joining before the adhesive sets. One-component adhesives generally cure via heat, light, and moisture.

However, one-part epoxies typically have a shorter shelf time than two-part adhesives, so keep that in mind. [2],[5],[6]

Two-part epoxy

Another type of epoxy that works well for gluing plastic to metal is two-part epoxy. This type of adhesive is made up of two parts: a resin and a hardener. When mixed together, these two parts create a chemical reaction that causes the mixture to harden into an extremely strong bond.

Two-part epoxy adhesives come in a variety of formulations, so it’s important to choose one that is specifically designed for the materials you’re working with. For example, there are adhesives that are designed for use with plastic and metal, as well as others that can be used on a variety of different surfaces.

A downside of two-part epoxy is that it takes longer to set than some other types of adhesives. Additionally, it requires the use of gloves and eye protection when mixing the two parts together.

This is important because it allows you to adjust the curing time to your specific needs. For example, if you need a quick bond, you can use a higher ratio of hardener to resin. [2],[5],[6]

Now that we know two general categories of epoxies, let’s look at some more concrete examples.

Cyanoacrylate

Cyanoacrylates are a type of one-part adhesive that cures quickly when exposed to air. This makes them ideal for use in applications where speed is important.

Cyanoacrylates form strong bonds and are resistant to heat and chemicals. However, they can be difficult to remove once cured, so they are not always the best choice for applications where you may need to disassemble the parts later.

In addition, cyanoacrylates can be brittle and may not be suitable for applications that require flexibility. Finally, cyanoacrylate adhesives are not always compatible with plastic, so it is important to check labels and test the adhesive on a small area before using it on your project. [1],[6]

Silicone adhesives

Silicone adhesives are another type of adhesive that can be used to bond plastic to metal. Silicone adhesives are typically more flexible and resilient than epoxy, making them ideal for applications where vibration or movement is a concern.

Silicone adhesives are available in clear and black formulations. The former is perfect for bonding two pieces of similar color, while the latter can be used when you want a more dramatic effect on your vehicle’s exterior – such as with black plastic bumpers or grille trims. [1],[2]

Hot glue

Hot glue is one of the most popular adhesives on the market and for good reason. It’s inexpensive, easy to find, and can be used on a variety of materials including plastic, metal, glass, wood, and fabric.

One thing to keep in mind with hot glue is that it can be messy to work with. The glue itself is clear, but the gun dispenses a stream of hot glue that can be difficult to control. And if you accidentally get hot glue on your skin, it can cause burns.

If you’re looking for a quick and easy way to glue plastic to metal, hot glue is a good option. Just keep in mind that it might not be the strongest or most durable adhesive. [1],[8]

Polyurethane adhesives

A polyurethane adhesive is an okay choice for gluing plastic to metal because it forms a decent bond and is resistant to weathering, impact, and vibration. However compared to the use of epoxy on metal, it isn’t as strong. You’ll also need to use a brush or roller to apply it. One-part polyurethane adhesive will take up to 30 minutes to cure, while two-part adhesive wil harden much quicker.

When choosing a polyurethane adhesive, it’s important to consider the type of plastic you’re working with. Some plastics, like polyethylene and polypropylene, have very low surface energy and can be difficult to bond. [2],[10]

UV cure adhesives

One type of epoxy that works well for gluing plastic to metal is UV cure adhesive. This type of adhesive is cured or hardened using ultraviolet light rather than heat or chemicals. It’s a good choice for applications where heat sensitivity is a concern.

To use a UV cure adhesive, you’ll need to apply it to both surfaces that you’re joining and then expose it to UV light. The amount of time the adhesive needs to be exposed to UV light will vary depending on the product, so be sure to read the instructions before beginning your project.

Once the adhesive has been properly cured, it will create a strong bond between the two surfaces.UV cure adhesives are typically clear, making them ideal for applications where aesthetics are important.

One downside of UV cure adhesives is that they can be more expensive than other types of epoxies. They also require the use of UV light, which may not be readily available in some households. [1],[10]

Once you’ve chosen an adhesive, make sure to follow the instructions on the packaging. Most products will require you to mix two parts together before applying it to the surfaces you’re trying to bond. Make sure to wear gloves and a respirator when handling and mixing the adhesive. Apply it evenly to one of the surfaces, then pressing them firmly together and allow it to cure for 24 hours before exposing it to any stress or strain.

Guide on How to Use Epoxy to Glue Plastic to Metal

Most people think that epoxy is only good for metal to metal bonding, but that’s simply not the case. Epoxy can be used to glue plastic to metal with ease. In fact, it is one of the best adhesives you can use for this purpose.

There are a few things you need to keep in mind when using epoxy to glue plastic to metal. First, you need to make sure that the surfaces are clean and free of any dirt or debris. Otherwise, the bond will not be as strong.

Next, you have to mix the epoxy properly. If you don’t mix it well, it won’t work as effectively. You can use a popsicle stick or a toothpick to mix it thoroughly.

Now, there are two different ways you can go about applying the epoxy. You can either use a brush or a spatula. If you’re using a brush, just dip it into the epoxy and then brush it onto the surface of the plastic.

If you’re using a spatula, you’ll need to put some epoxy onto the spatula and then spread it onto the surface of the plastic. Either way, you want to make sure that you evenly distribute the epoxy over the surface of the plastic. After that, firmly press and hold pieces together for several minutes until they attach to each other.

Once you’ve done that, remove the excesses and all that’s left to do is wait for the epoxy to dry. This usually takes around 24 hours. [11],[12]

Now that we’ve covered the main types of epoxies and the process of applying them, let’s take a look at some of the best products on the market.

Buyer’s Guide For Choosing the Best Epoxies for Plastic to Metal

Material Compatibility

When choosing the best epoxy for your needs, there are a few things you need to take into account. First and foremost, think about what surfaces you’ll be bonding together.

On the other hand, if you’re working with plastics or rubbers, then any general-purpose adhesive should do the trick. [2]

Drying Time

Another important consideration is the drying time of the adhesive. If you’re working on a project that needs to be completed quickly, then look for an adhesive with a fast drying time. However, if you’re not in a hurry, then you can opt for a slower-drying adhesive. Just keep in mind that slow-drying adhesives tend to be more expensive. [1],[2]

Strength of Epoxy

The strength of the epoxy is also an important consideration. If you need a strong bond, then look for an adhesive with a high tensile strength. However, if you don’t need a particularly strong bond, then you can save some money by opting for a weaker adhesive. [2]

Viscosity

The viscosity of an adhesive is a measure of its thickness. The higher viscosity is, the flowier the epoxy will be. In general, thicker adhesives are more difficult to apply but provide a stronger bond. Thinner adhesives are easier to apply but might not be as strong. If you’re not sure which viscosity to choose, then ask a salesperson for advice. [2]

---

FAQ

What is the best epoxy for plastic to metal?

There are a few different types of epoxy that can be used for gluing plastic to metal, but the best one to use depends on the specific materials you’re working with. In general, however, there are a few features that you’ll want to look for in an epoxy if you’re planning on using it for this purpose. First and foremost, it’s important to choose an epoxy that is specifically designed for bonding plastic to metal.

How long does it take to seal metal to plastic?

When sealing metal to plastic, it’s important to consider the amount of time and effort you’re willing to put into the project. If you’re looking for a quick and easy solution, then an instant-bond epoxy might be the best option for you. However, if you’re willing to take the time to carefully apply and cure the epoxy, then a two-part epoxy might provide a stronger bond.

Does hot glue on plastic to metal?

Yes, hot glue can be used to glue plastic to metal. However, it’s important to keep in mind that hot glue is not as strong or durable as epoxy, so it might not be the best option for all projects.

Useful Video: Test & Use 5 Minute Epoxy – Brands Compared

Conclusion

Choosing the perfect epoxy for your project needs doesn’t have to be difficult. Just make sure you know what surfaces are being worked on, how long of a drying time is required and if it’s easy-to use adhesive like glue or plastic welding rod that will stick well with metal but won’t stick too badly when working near other materials such as wood fibers which could cause problems down the line due poor quality workmanship so always plan ahead before starting any job!

The best way would be researching online reviews from people who’ve already purchased this product recently then asking salespeople about their opinion also take into account, or you can choose one of our picks that you think suits your needs! Thanks for reading and happy sticking!

---

References:

1. https://resin-expert.com/en/guide/best-glue-for-metal-to-plastic#Purchasing_the_Strongest_Glue_for_Metal_to_Plastic
2. https://mtcopeland.com/blog/what-is-epoxy-and-how-is-it-used-in-construction/
3. https://dalchem.com.au/how-to/what-is-epoxy-resin-used-for
4. https://www.chemical-concepts.com/blog/2018/02/comparing-one-component-two-component-adhesives/
5. https://www.permabond.com/resource-center/component/
6. https://info.aronalpha.net/blog/epoxy-resin-differences
7. https://www.adhesives.org/adhesives-sealants/adhesives-sealants-overview/adhesive-technologies/chemically-curing/two-component-(2-c)/silicone-adhesives
8. https://knowhow.napaonline.com/use-epoxy-vs-super-glue-adhesives/
9. https://action-adhesives.ie/what-is-a-polyurethane-adhesive/
10. https://www.henkel-adhesives.com/br/en/products/industrial-adhesives/uv-adhesives-light-cure-adhesives.html
11. https://www.unibond.co.uk/en/adhesives/epoxy-how-to-use-and-remove.
12. htmlhttps://acrylgiessen.com/en/best-epoxy-for-plastic/#The_Two_Main_Adhesive_Types

---